BN089-BS开发框架MVC4版/source20131023/Zephyr.Web/Content/js/core/knockout-2.2.1.js

(开头部分) 39KB

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

// Knockout JavaScript library v2.2.1
// (c) Steven Sanderson - http://knockoutjs.com/
// License: MIT (http://www.opensource.org/licenses/mit-license.php)

(function() {function j(w){throw w;}var m=!0,p=null,r=!1;function u(w){return function(){return w}};var x=window,y=document,ga=navigator,F=window.jQuery,I=void 0;
function L(w){function ha(a,d,c,e,f){var g=[];a=b.j(function(){var a=d(c,f)||[];0<g.length&&(b.a.Ya(M(g),a),e&&b.r.K(e,p,[c,a,f]));g.splice(0,g.length);b.a.P(g,a)},p,{W:a,Ka:function(){return 0==g.length||!b.a.X(g[0])}});return{M:g,j:a.pa()?a:I}}function M(a){for(;a.length&&!b.a.X(a[0]);)a.splice(0,1);if(1<a.length){for(var d=a[0],c=a[a.length-1],e=[d];d!==c;){d=d.nextSibling;if(!d)return;e.push(d)}Array.prototype.splice.apply(a,[0,a.length].concat(e))}return a}function S(a,b,c,e,f){var g=Math.min,
h=Math.max,k=[],l,n=a.length,q,s=b.length,v=s-n||1,G=n+s+1,J,A,z;for(l=0;l<=n;l++){A=J;k.push(J=[]);z=g(s,l+v);for(q=h(0,l-1);q<=z;q++)J[q]=q?l?a[l-1]===b[q-1]?A[q-1]:g(A[q]||G,J[q-1]||G)+1:q+1:l+1}g=[];h=[];v=[];l=n;for(q=s;l||q;)s=k[l][q]-1,q&&s===k[l][q-1]?h.push(g[g.length]={status:c,value:b[--q],index:q}):l&&s===k[l-1][q]?v.push(g[g.length]={status:e,value:a[--l],index:l}):(g.push({status:"retained",value:b[--q]}),--l);if(h.length&&v.length){a=10*n;var t;for(b=c=0;(f||b<a)&&(t=h[c]);c++){for(e=
0;k=v[e];e++)if(t.value===k.value){t.moved=k.index;k.moved=t.index;v.splice(e,1);b=e=0;break}b+=e}}return g.reverse()}function T(a,d,c,e,f){f=f||{};var g=a&&N(a),g=g&&g.ownerDocument,h=f.templateEngine||O;b.za.vb(c,h,g);c=h.renderTemplate(c,e,f,g);("number"!=typeof c.length||0<c.length&&"number"!=typeof c[0].nodeType)&&j(Error("Template engine must return an array of DOM nodes"));g=r;switch(d){case "replaceChildren":b.e.N(a,c);g=m;break;case "replaceNode":b.a.Ya(a,c);g=m;break;case "ignoreTargetNode":break;
default:j(Error("Unknown renderMode: "+d))}g&&(U(c,e),f.afterRender&&b.r.K(f.afterRender,p,[c,e.$data]));return c}function N(a){return a.nodeType?a:0<a.length?a[0]:p}function U(a,d){if(a.length){var c=a[0],e=a[a.length-1];V(c,e,function(a){b.Da(d,a)});V(c,e,function(a){b.s.ib(a,[d])})}}function V(a,d,c){var e;for(d=b.e.nextSibling(d);a&&(e=a)!==d;)a=b.e.nextSibling(e),(1===e.nodeType||8===e.nodeType)&&c(e)}function W(a,d,c){a=b.g.aa(a);for(var e=b.g.Q,f=0;f<a.length;f++){var g=a[f].key;if(e.hasOwnProperty(g)){var h=
e[g];"function"===typeof h?(g=h(a[f].value))&&j(Error(g)):h||j(Error("This template engine does not support the '"+g+"' binding within its templates"))}}a="ko.__tr_ambtns(function($context,$element){return(function(){return{ "+b.g.ba(a)+" } })()})";return c.createJavaScriptEvaluatorBlock(a)+d}function X(a,d,c,e){function f(a){return function(){return k[a]}}function g(){return k}var h=0,k,l;b.j(function(){var n=c&&c instanceof b.z?c:new b.z(b.a.d(c)),q=n.$data;e&&b.eb(a,n);if(k=("function"==typeof d?
d(n,a):d)||b.J.instance.getBindings(a,n)){if(0===h){h=1;for(var s in k){var v=b.c[s];v&&8===a.nodeType&&!b.e.I[s]&&j(Error("The binding '"+s+"' cannot be used with virtual elements"));if(v&&"function"==typeof v.init&&(v=(0,v.init)(a,f(s),g,q,n))&&v.controlsDescendantBindings)l!==I&&j(Error("Multiple bindings ("+l+" and "+s+") are trying to control descendant bindings of the same element. You cannot use these bindings together on the same element.")),l=s}h=2}if(2===h)for(s in k)(v=b.c[s])&&"function"==
typeof v.update&&(0,v.update)(a,f(s),g,q,n)}},p,{W:a});return{Nb:l===I}}function Y(a,d,c){var e=m,f=1===d.nodeType;f&&b.e.Ta(d);if(f&&c||b.J.instance.nodeHasBindings(d))e=X(d,p,a,c).Nb;e&&Z(a,d,!f)}function Z(a,d,c){for(var e=b.e.firstChild(d);d=e;)e=b.e.nextSibling(d),Y(a,d,c)}function $(a,b){var c=aa(a,b);return c?0<c.length?c[c.length-1].nextSibling:a.nextSibling:p}function aa(a,b){for(var c=a,e=1,f=[];c=c.nextSibling;){if(H(c)&&(e--,0===e))return f;f.push(c);B(c)&&e++}b||j(Error("Cannot find closing comment tag to match: "+
a.nodeValue));return p}function H(a){return 8==a.nodeType&&(K?a.text:a.nodeValue).match(ia)}function B(a){return 8==a.nodeType&&(K?a.text:a.nodeValue).match(ja)}function P(a,b){for(var c=p;a!=c;)c=a,a=a.replace(ka,function(a,c){return b[c]});return a}function la(){var a=[],d=[];this.save=function(c,e){var f=b.a.i(a,c);0<=f?d[f]=e:(a.push(c),d.push(e))};this.get=function(c){c=b.a.i(a,c);return 0<=c?d[c]:I}}function ba(a,b,c){function e(e){var g=b(a[e]);switch(typeof g){case "boolean":case "number":case "string":case "function":f[e]=
g;break;case "object":case "undefined":var h=c.get(g);f[e]=h!==I?h:ba(g,b,c)}}c=c||new la;a=b(a);if(!("object"==typeof a&&a!==p&&a!==I&&!(a instanceof Date)))return a;var f=a instanceof Array?[]:{};c.save(a,f);var g=a;if(g instanceof Array){for(var h=0;h<g.length;h++)e(h);"function"==typeof g.toJSON&&e("toJSON")}else for(h in g)e(h);return f}function ca(a,d){if(a)if(8==a.nodeType){var c=b.s.Ua(a.nodeValue);c!=p&&d.push({sb:a,Fb:c})}else if(1==a.nodeType)for(var c=0,e=a.childNodes,f=e.length;c<f;c++)ca(e[c],
d)}function Q(a,d,c,e){b.c[a]={init:function(a){b.a.f.set(a,da,{});return{controlsDescendantBindings:m}},update:function(a,g,h,k,l){h=b.a.f.get(a,da);g=b.a.d(g());k=!c!==!g;var n=!h.Za;if(n||d||k!==h.qb)n&&(h.Za=b.a.Ia(b.e.childNodes(a),m)),k?(n||b.e.N(a,b.a.Ia(h.Za)),b.Ea(e?e(l,g):l,a)):b.e.Y(a),h.qb=k}};b.g.Q[a]=r;b.e.I[a]=m}function ea(a,d,c){c&&d!==b.k.q(a)&&b.k.T(a,d);d!==b.k.q(a)&&b.r.K(b.a.Ba,p,[a,"change"])}var b="undefined"!==typeof w?w:{};b.b=function(a,d){for(var c=a.split("."),e=b,f=0;f<
c.length-1;f++)e=e[c[f]];e[c[c.length-1]]=d};b.p=function(a,b,c){a[b]=c};b.version="2.2.1";b.b("version",b.version);b.a=new function(){function a(a,d){if("input"!==b.a.u(a)||!a.type||"click"!=d.toLowerCase())return r;var c=a.type;return"checkbox"==c||"radio"==c}var d=/^(\s|\u00A0)+|(\s|\u00A0)+$/g,c={},e={};c[/Firefox\/2/i.test(ga.userAgent)?"KeyboardEvent":"UIEvents"]=["keyup","keydown","keypress"];c.MouseEvents="click dblclick mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave".split(" ");
for(var f in c){var g=c[f];if(g.length)for(var h=0,k=g.length;h<k;h++)e[g[h]]=f}var l={propertychange:m},n,c=3;f=y.createElement("div");for(g=f.getElementsByTagName("i");f.innerHTML="\x3c!--[if gt IE "+ ++c+"]><i></i><![endif]--\x3e",g[0];);n=4<c?c:I;return{Na:["authenticity_token",/^__RequestVerificationToken(_.*)?$/],o:function(a,b){for(var d=0,c=a.length;d<c;d++)b(a[d])},i:function(a,b){if("function"==typeof Array.prototype.indexOf)return Array.prototype.indexOf.call(a,b);for(var d=0,c=a.length;d<
c;d++)if(a[d]===b)return d;return-1},lb:function(a,b,d){for(var c=0,e=a.length;c<e;c++)if(b.call(d,a[c]))return a[c];return p},ga:function(a,d){var c=b.a.i(a,d);0<=c&&a.splice(c,1)},Ga:function(a){a=a||[];for(var d=[],c=0,e=a.length;c<e;c++)0>b.a.i(d,a[c])&&d.push(a[c]);return d},V:function(a,b){a=a||[];for(var d=[],c=0,e=a.length;c<e;c++)d.push(b(a[c]));return d},fa:function(a,b){a=a||[];for(var d=[],c=0,e=a.length;c<e;c++)b(a[c])&&d.push(a[c]);return d},P:function(a,b){if(b instanceof Array)a.push.apply(a,
b);else for(var d=0,c=b.length;d<c;d++)a.push(b[d]);return a},extend:function(a,b){if(b)for(var d in b)b.hasOwnProperty(d)&&(a[d]=b[d]);return a},ka:function(a){for(;a.firstChild;)b.removeNode(a.firstChild)},Hb:function(a){a=b.a.L(a);for(var d=y.createElement("div"),c=0,e=a.length;c<e;c++)d.appendChild(b.A(a[c]));return d},Ia:function(a,d){for(var c=0,e=a.length,g=[];c<e;c++){var f=a[c].cloneNode(m);g.push(d?b.A(f):f)}return g},N:function(a,d){b.a.ka(a);if(d)for(var c=0,e=d.length;c<e;c++)a.appendChild(d[c])},
Ya:function(a,d){var c=a.nodeType?[a]:a;if(0<c.length){for(var e=c[0],g=e.parentNode,f=0,h=d.length;f<h;f++)g.insertBefore(d[f],e);f=0;for(h=c.length;f<h;f++)b.removeNode(c[f])}},bb:function(a,b){7>n?a.setAttribute("selected",b):a.selected=b},D:function(a){return(a||"").replace(d,"")},Rb:function(a,d){for(var c=[],e=(a||"").split(d),f=0,g=e.length;f<g;f++){var h=b.a.D(e[f]);""!==h&&c.push(h)}return c},Ob:function(a,b){a=a||"";return b.length>a.length?r:a.substring(0,b.length)===b},tb:function(a,b){if(b.compareDocumentPosition)return 16==
(b.compareDocumentPosition(a)&16);for(;a!=p;){if(a==b)return m;a=a.parentNode}return r},X:function(a){return b.a.tb(a,a.ownerDocument)},u:function(a){return a&&a.tagName&&a.tagName.toLowerCase()},n:function(b,d,c){var e=n&&l[d];if(!e&&"undefined"!=typeof F){if(a(b,d)){var f=c;c=function(a,b){var d=this.checked;b&&(this.checked=b.nb!==m);f.call(this,a);this.checked=d}}F(b).bind(d,c)}else!e&&"function"==typeof b.addEventListener?b.addEventListener(d,c,r):"undefined"!=typeof b.attachEvent?b.attachEvent("on"+
d,function(a){c.call(b,a)}):j(Error("Browser doesn't support addEventListener or attachEvent"))},Ba:function(b,d){(!b||!b.nodeType)&&j(Error("element must be a DOM node when calling triggerEvent"));if("undefined"!=typeof F){var c=[];a(b,d)&&c.push({nb:b.checked});F(b).trigger(d,c)}else"function"==typeof y.createEvent?"function"==typeof b.dispatchEvent?(c=y.createEvent(e[d]||"HTMLEvents"),c.initEvent(d,m,m,x,0,0,0,0,0,r,r,r,r,0,b),b.dispatchEvent(c)):j(Error("The supplied element doesn't support dispatchEvent")):
"undefined"!=typeof b.fireEvent?(a(b,d)&&(b.checked=b.checked!==m),b.fireEvent("on"+d)):j(Error("Browser doesn't support triggering events"))},d:function(a){return b.$(a)?a():a},ua:function(a){return b.$(a)?a.t():a},da:function(a,d,c){if(d){var e=/[\w-]+/g,f=a.className.match(e)||[];b.a.o(d.match(e),function(a){var d=b.a.i(f,a);0<=d?c||f.splice(d,1):c&&f.push(a)});a.className=f.join(" ")}},cb:function(a,d){var c=b.a.d(d);if(c===p||c===I)c="";if(3===a.nodeType)a.data=c;else{var e=b.e.firstChild(a);
!e||3!=e.nodeType||b.e.nextSibling(e)?b.e.N(a,[y.createTextNode(c)]):e.data=c;b.a.wb(a)}},ab:function(a,b){a.name=b;if(7>=n)try{a.mergeAttributes(y.createElement("<input name='"+a.name+"'/>"),r)}catch(d){}},wb:function(a){9<=n&&(a=1==a.nodeType?a:a.parentNode,a.style&&(a.style.zoom=a.style.zoom))},ub:function(a){if(9<=n){var b=a.style.width;a.style.width=0;a.style.width=b}},Lb:function(a,d){a=b.a.d(a);d=b.a.d(d);for(var c=[],e=a;e<=d;e++)c.push(e);return c},L:function(a){for(var b=[],d=0,c=a.length;d<
c;d++)b.push(a[d]);return b},Pb:6===n,Qb:7===n,Z:n,Oa:function(a,d){for(var c=b.a.L(a.getElementsByTagName("input")).concat(b.a.L(a.getElementsByTagName("textarea"))),e="string"==typeof d?function(a){return a.name===d}:function(a){return d.test(a.name)},f=[],g=c.length-1;0<=g;g--)e(c[g])&&f.push(c[g]);return f},Ib:function(a){return"string"==typeof a&&(a=b.a.D(a))?x.JSON&&x.JSON.parse?x.JSON.parse(a):(new Function("return "+a))():p},xa:function(a,d,c){("undefined"==typeof JSON||"undefined"==typeof JSON.stringify)&&
j(Error("Cannot find JSON.stringify(). Some browsers (e.g., IE < 8) don't support it natively, but you can overcome this by adding a script reference to json2.js, downloadable from http://www.json.org/json2.js"));return JSON.stringify(b.a.d(a),d,c)},Jb:function(a,d,c){c=c||{};var e=c.params||{},f=c.includeFields||this.Na,g=a;if("object"==typeof a&&"form"===b.a.u(a))for(var g=a.action,h=f.length-1;0<=h;h--)for(var k=b.a.Oa(a,f[h]),l=k.length-1;0<=l;l--)e[k[l].name]=k[l].value;d=b.a.d(d);var n=y.createElement("form");
n.style.display="none";n.action=g;n.method="post";for(var w in d)a=y.createElement("input"),a.name=w,a.value=b.a.xa(b.a.d(d[w])),n.appendChild(a);for(w in e)a=y.createElement("input"),a.name=w,a.value=e[w],n.appendChild(a);y.body.appendChild(n);c.submitter?c.submitter(n):n.submit();setTimeout(function(){n.parentNode.removeChild(n)},0)}}};b.b("utils",b.a);b.b("utils.arrayForEach",b.a.o);b.b("utils.arrayFirst",b.a.lb);b.b("utils.arrayFilter",b.a.fa);b.b("utils.arrayGetDistinctValues",b.a.Ga);b.b("utils.arrayIndexOf",
b.a.i);b.b("utils.arrayMap",b.a.V);b.b("utils.arrayPushAll",b.a.P);b.b("utils.arrayRemoveItem",b.a.ga);b.b("utils.extend",b.a.extend);b.b("utils.fieldsIncludedWithJsonPost",b.a.Na);b.b("utils.getFormFields",b.a.Oa);b.b("utils.peekObservable",b.a.ua);b.b("utils.postJson",b.a.Jb);b.b("utils.parseJson",b.a.Ib);b.b("utils.registerEventHandler",b.a.n);b.b("utils.stringifyJson",b.a.xa);b.b("utils.range",b.a.Lb);b.b("utils.toggleDomNodeCssClass",b.a.da);b.b("utils.triggerEvent",b.a.Ba);b.b("utils.unwrapObservable",
b.a.d);Function.prototype.bind||(Function.prototype.bind=function(a){var b=this,c=Array.prototype.slice.call(arguments);a=c.shift();return function(){return b.apply(a,c.concat(Array.prototype.slice.call(arguments)))}});b.a.f=new function(){var a=0,d="__ko__"+(new Date).getTime(),c={};return{get:function(a,d){var c=b.a.f.la(a,r);return c===I?I:c[d]},set:function(a,d,c){c===I&&b.a.f.la(a,r)===I||(b.a.f.la(a,m)[d]=c)},la:function(b,f){var g=b[d];if(!g||!("null"!==g&&c[g])){if(!f)return I;g=b[d]="ko"+
a++;c[g]={}}return c[g]},clear:function(a){var b=a[d];return b?(delete c[b],a[d]=p,m):r}}};b.b("utils.domData",b.a.f);b.b("utils.domData.clear",b.a.f.clear);b.a.F=new function(){function a(a,d){var e=b.a.f.get(a,c);e===I&&d&&(e=[],b.a.f.set(a,c,e));return e}function d(c){var e=a(c,r);if(e)for(var e=e.slice(0),k=0;k<e.length;k++)e[k](c);b.a.f.clear(c);"function"==typeof F&&"function"==typeof F.cleanData&&F.cleanData([c]);if(f[c.nodeType])for(e=c.firstChild;c=e;)e=c.nextSibling,8===c.nodeType&&d(c)}
var c="__ko_domNodeDisposal__"+(new Date).getTime(),e={1:m,8:m,9:m},f={1:m,9:m};return{Ca:function(b,d){"function"!=typeof d&&j(Error("Callback must be a function"));a(b,m).push(d)},Xa:function(d,e){var f=a(d,r);f&&(b.a.ga(f,e),0==f.length&&b.a.f.set(d,c,I))},A:function(a){if(e[a.nodeType]&&(d(a),f[a.nodeType])){var c=[];b.a.P(c,a.getElementsByTagName("*"));for(var k=0,l=c.length;k<l;k++)d(c[k])}return a},removeNode:function(a){b.A(a);a.parentNode&&a.parentNode.removeChild(a)}}};b.A=b.a.F.A;b.removeNode=
b.a.F.removeNode;b.b("cleanNode",b.A);b.b("removeNode",b.removeNode);b.b("utils.domNodeDisposal",b.a.F);b.b("utils.domNodeDisposal.addDisposeCallback",b.a.F.Ca);b.b("utils.domNodeDisposal.removeDisposeCallback",b.a.F.Xa);b.a.ta=function(a){var d;if("undefined"!=typeof F)if(F.parseHTML)d=F.parseHTML(a);else{if((d=F.clean([a]))&&d[0]){for(a=d[0];a.parentNode&&11!==a.parentNode.nodeType;)a=a.parentNode;a.parentNode&&a.parentNode.removeChild(a)}}else{var c=b.a.D(a).toLowerCase();d=y.createElement("div");
c=c.match(/^<(thead|tbody|tfoot)/)&&[1,"<table>","</table>"]||!c.indexOf("<tr")&&[2,"<table><tbody>","</tbody></table>"]||(!c.indexOf("<td")||!c.indexOf("<th"))&&[3,"<table><tbody><tr>","</tr></tbody></table>"]||[0,"",""];a="ignored<div>"+c[1]+a+c[2]+"</div>";for("function"==typeof x.innerShiv?d.appendChild(x.innerShiv(a)):d.innerHTML=a;c[0]--;)d=d.lastChild;d=b.a.L(d.lastChild.childNodes)}return d};b.a.ca=function(a,d){b.a.ka(a);d=b.a.d(d);if(d!==p&&d!==I)if("string"!=typeof d&&(d=d.toString()),
"undefined"!=typeof F)F(a).html(d);else for(var c=b.a.ta(d),e=0;e<c.length;e++)a.appendChild(c[e])};b.b("utils.parseHtmlFragment",b.a.ta);b.b("utils.setHtml",b.a.ca);var R={};b.s={ra:function(a){"function"!=typeof a&&j(Error("You can only pass a function to ko.memoization.memoize()"));var b=(4294967296*(1+Math.random())|0).toString(16).substring(1)+(4294967296*(1+Math.random())|0).toString(16).substring(1);R[b]=a;return"\x3c!--[ko_memo:"+b+"]--\x3e"},hb:function(a,b){var c=R[a];c===I&&j(Error("Couldn't find any memo with ID "+
a+". Perhaps it's already been unmemoized."));try{return c.apply(p,b||[]),m}finally{delete R[a]}},ib:function(a,d){var c=[];ca(a,c);for(var e=0,f=c.length;e<f;e++){var g=c[e].sb,h=[g];d&&b.a.P(h,d);b.s.hb(c[e].Fb,h);g.nodeValue="";g.parentNode&&g.parentNode.removeChild(g)}},Ua:function(a){return(a=a.match(/^\[ko_memo\:(.*?)\]$/))?a[1]:p}};b.b("memoization",b.s);b.b("memoization.memoize",b.s.ra);b.b("memoization.unmemoize",b.s.hb);b.b("memoization.parseMemoText",b.s.Ua);b.b("memoization.unmemoizeDomNodeAndDescendants",
b.s.ib);b.Ma={throttle:function(a,d){a.throttleEvaluation=d;var c=p;return b.j({read:a,write:function(b){clearTimeout(c);c=setTimeout(function(){a(b)},d)}})},notify:function(a,d){a.equalityComparer="always"==d?u(r):b.m.fn.equalityComparer;return a}};b.b("extenders",b.Ma);b.fb=function(a,d,c){this.target=a;this.ha=d;this.rb=c;b.p(this,"dispose",this.B)};b.fb.prototype.B=function(){this.Cb=m;this.rb()};b.S=function(){this.w={};b.a.extend(this,b.S.fn);b.p(this,"subscribe",this.ya);b.p(this,"extend",
this.extend);b.p(this,"getSubscriptionsCount",this.yb)};b.S.fn={ya:function(a,d,c){c=c||"change";var e=new b.fb(this,d?a.bind(d):a,function(){b.a.ga(this.w[c],e)}.bind(this));this.w[c]||(this.w[c]=[]);this.w[c].push(e);return e},notifySubscribers:function(a,d){d=d||"change";this.w[d]&&b.r.K(function(){b.a.o(this.w[d].slice(0),function(b){b&&b.Cb!==m&&b.ha(a)})},this)},yb:function(){var a=0,b;for(b in this.w)this.w.hasOwnProperty(b)&&(a+=this.w[b].length);return a},extend:function(a){var d=this;if(a)for(var c in a){var e=
b.Ma[c];"function"==typeof e&&(d=e(d,a[c]))}return d}};b.Qa=function(a){return"function"==typeof a.ya&&"function"==typeof a.notifySubscribers};b.b("subscribable",b.S);b.b("isSubscribable",b.Qa);var C=[];b.r={mb:function(a){C.push({ha:a,La:[]})},end:function(){C.pop()},Wa:function(a){b.Qa(a)||j(Error("Only subscribable things can act as dependencies"));if(0<C.length){var d=C[C.length-1];d&&!(0<=b.a.i(d.La,a))&&(d.La.push(a),d.ha(a))}},K:function(a,b,c){try{return C.push(p),a.apply(b,c||[])}finally{C.pop()}}};
var ma={undefined:m,"boolean":m,number:m,string:m};b.m=function(a){function d(){if(0<arguments.length){if(!d.equalityComparer||!d.equalityComparer(c,arguments[0]))d.H(),c=arguments[0],d.G();return this}b.r.Wa(d);return c}var c=a;b.S.call(d);d.t=function(){return c};d.G=function(){d.notifySubscribers(c)};d.H=function(){d.notifySubscribers(c,"beforeChange")};b.a.extend(d,b.m.fn);b.p(d,"peek",d.t);b.p(d,"valueHasMutated",d.G);b.p(d,"valueWillMutate",d.H);return d};b.m.fn={equalityComparer:function(a,
b){return a===p||typeof a in ma?a===b:r}};var E=b.m.Kb="__ko_proto__";b.m.fn[E]=b.m;b.ma=function(a,d){return a===p||a===I||a[E]===I?r:a[E]===d?m:b.ma(a[E],d)};b.$=function(a){return b.ma(a,b.m)};b.Ra=function(a){return"function"==typeof a&&a[E]===b.m||"function"==typeof a&&a[E]===b.j&&a.zb?m:r};b.b("observable",b.m);b.b("isObservable",b.$);b.b("isWriteableObservable",b.Ra);b.R=function(a){0==arguments.length&&(a=[]);a!==p&&(a!==I&&!("length"in a))&&j(Error("The argument passed when initializing an observable array must be an array, or null, or undefined."));
var d=b.m(a);b.a.extend(d,b.R.fn);return d};b.R.fn={remove:function(a){for(var b=this.t(),c=[],e="function"==typeof a?a:function(b){return b===a},f=0;f<b.length;f++){var g=b[f];e(g)&&(0===c.length&&this.H(),c.push(g),b.splice(f,1),f--)}c.length&&this.G();return c},removeAll:function(a){if(a===I){var d=this.t(),c=d.slice(0);this.H();d.splice(0,d.length);this.G();return c}return!a?[]:this.remove(function(d){return 0<=b.a.i(a,d)})},destroy:function(a){var b=this.t(),c="function"==typeof a?a:function(b){return b===
a};this.H();for(var e=b.length-1;0<=e;e--)c(b[e])&&(b[e]._destroy=m);this.G()},destroyAll:function(a){return a===I?this.destroy(u(m)):!a?[]:this.destroy(function(d){return 0<=b.a.i(a,d)})},indexOf:function(a){var d=this();return b.a.i(d,a)},replace:function(a,b){var c=this.indexOf(a);0<=c&&(this.H(),this.t()[c]=b,this.G())}};b.a.o("pop push reverse shift sort splice unshift".split(" "),function(a){b.R.fn[a]=function(){var b=this.t();this.H();b=b[a].apply(b,arguments);this.G();return b}});b.a.o(["slice"],
function(a){b.R.fn[a]=function(){var b=this();return b[a].apply(b,arguments)}});b.b("observableArray",b.R);b.j=function(a,d,c){function e(){b.a.o(z,function(a){a.B()});z=[]}function f(){var a=h.throttleEvaluation;a&&0<=a?(clearTimeout(t),t=setTimeout(g,a)):g()}function g(){if(!q)if(n&&w())A();else{q=m;try{var a=b.a.V(z,function(a){return a.target});b.r.mb(function(c){var d;0<=(d=b.a.i(a,c))?a[d]=I:z.push(c.ya(f))});for(var c=s.call(d),e=a.length-1;0<=e;e--)a[e]&&z.splice(e,1)[0].B();n=m;h.notifySubscribers(l,
"beforeChange");l=c}finally{b.r.end()}h.notifySubscribers(l);q=r;z.length||A()}}function h(){if(0<arguments.length)return"function"===typeof v?v.apply(d,arguments):j(Error("Cannot write a value to a ko.computed unless you specify a 'write' option. If you wish to read the current value, don't pass any parameters.")),this;n||g();b.r.Wa(h);return l}function k(){return!n||0<z.length}var l,n=r,q=r,s=a;s&&"object"==typeof s?(c=s,s=c.read):(c=c||{},s||(s=c.read));"function"!=typeof s&&j(Error("Pass a function that returns the value of the ko.computed"));
var v=c.write,G=c.disposeWhenNodeIsRemoved||c.W||p,w=c.disposeWhen||c.Ka||u(r),A=e,z=[],t=p;d||(d=c.owner);h.t=function(){n||g();return l};h.xb=function(){return z.length};h.zb="function"===typeof c.write;h.B=function(){A()};h.pa=k;b.S.call(h);b.a.extend(h,b.j.fn);b.p(h,"peek",h.t);b.p(h,"dispose",h.B);b.p(h,"isActive",h.pa);b.p(h,"getDependenciesCount",h.xb);c.deferEvaluation!==m&&g();if(G&&k()){A=function(){b.a.F.Xa(G,arguments.callee);e()};b.a.F.Ca(G,A);var D=w,w=function(){return!b.a.X(G)||D()}}return h};
b.Bb=function(a){return b.ma(a,b.j)};w=b.m.Kb;b.j[w]=b.m;b.j.fn={};b.j.fn[w]=b.j;b.b("dependentObservable",b.j);b.b("computed",b.j);b.b("isComputed",b.Bb);b.gb=function(a){0==arguments.length&&j(Error("When calling ko.toJS, pass the object you want to convert."));return ba(a,function(a){for(var c=0;b.$(a)&&10>c;c++)a=a();return a})};b.toJSON=function(a,d,c){a=b.gb(a);return b.a.xa(a,d,c)};b.b("toJS",b.gb);b.b("toJSON",b.toJSON);b.k={q:function(a){switch(b.a.u(a)){case "option":return a.__ko__hasDomDataOptionValue__===
m?b.a.f.get(a,b.c.options.sa):7>=b.a.Z?a.getAttributeNode("value").specified?a.value:a.text:a.value;case "select":return 0<=a.selectedIndex?b.k.q(a.options[a.selectedIndex]):I;default:return a.value}},T:function(a,d){switch(b.a.u(a)){case "option":switch(typeof d){case "string":b.a.f.set(a,b.c.options.sa,I);"__ko__hasDomDataOptionValue__"in a&&delete a.__ko__hasDomDataOptionValue__;a.value=d;break;default:b.a.f.set(a,b.c.options.sa,d),a.__ko__hasDomDataOptionValue__=m,a.value="number"===typeof d?
d:""}break;case "select":for(var c=a.options.length-1;0<=c;c--)if(b.k.q(a.options[c])==d){a.selectedIndex=c;break}break;default:if(d===p||d===I)d="";a.value=d}}};b.b("selectExtensions",b.k);b.b("selectExtensions.readValue",b.k.q);b.b("selectExtensions.writeValue",b.k.T);var ka=/\@ko_token_(\d+)\@/g,na=["true","false"],oa=/^(?:[$_a-z][$\w]*|(.+)(\.\s*[$_a-z][$\w]*|\[.+\]))$/i;b.g={Q:[],aa:function(a){var d=b.a.D(a);if(3>d.length)return[];"{"===d.charAt(0)&&(d=d.substring(1,d.length-1));a=[];for(var c=
p,e,f=0;f<d.length;f++){var g=d.charAt(f);if(c===p)switch(g){case '"':case "'":case "/":c=f,e=g}else if(g==e&&"\\"!==d.charAt(f-1)){g=d.substring(c,f+1);a.push(g);var h="@ko_token_"+(a.length-1)+"@",d=d.substring(0,c)+h+d.substring(f+1),f=f-(g.length-h.length),c=p}}e=c=p;for(var k=0,l=p,f=0;f<d.length;f++){g=d.charAt(f);if(c===p)switch(g){case "{":c=f;l=g;e="}";break;case "(":c=f;l=g;e=")";break;case "[":c=f,l=g,e="]"}g===l?k++:g===e&&(k--,0===k&&(g=d.substring(c,f+1),a.push(g),h="@ko_token_"+(a.length-
1)+"@",d=d.substring(0,c)+h+d.substring(f+1),f-=g.length-h.length,c=p))}e=[];d=d.split(",");c=0;for(f=d.length;c<f;c++)k=d[c],l=k.indexOf(":"),0<l&&l<k.length-1?(g=k.substring(l+1),e.push({key:P(k.substring(0,l),a),value:P(g,a)})):e.push({unknown:P(k,a)});return e},ba:function(a){var d="string"===typeof a?b.g.aa(a):a,c=[];a=[];for(var e,f=0;e=d[f];f++)if(0<c.length&&c.push(","),e.key){var g;a:{g=e.key;var h=b.a.D(g);switch(h.length&&h.charAt(0)){case "'":case '"':break a;default:g="'"+h+"'"}}e=e.value;
c.push(g);c.push(":");c.push(e);e=b.a.D(e);0<=b.a.i(na,b.a.D(e).toLowerCase())?e=r:(h=e.match(oa),e=h===p?r:h[1]?"Object("+h[1]+")"+h[2]:e);e&&(0<a.length&&a.push(", "),a.push(g+" : function(__ko_value) { "+e+" = __ko_value; }"))}else e.unknown&&c.push(e.unknown);d=c.join("");0<a.length&&(d=d+", '_ko_property_writers' : { "+a.join("")+" } ");return d},Eb:function(a,d){for(var c=0;c<a.length;c++)if(b.a.D(a[c].key)==d)return m;return r},ea:function(a,d,c,e,f){if(!a||!b.Ra(a)){if((a=d()._ko_property_writers)&&
a[c])a[c](e)}else(!f||a.t()!==e)&&a(e)}};b.b("expressionRewriting",b.g);b.b("expressionRewriting.bindingRewriteValidators",b.g.Q);b.b("expressionRewriting.parseObjectLiteral",b.g.aa);b.b("expressionRewriting.preProcessBindings",b.g.ba);b.b("jsonExpressionRewriting",b.g);b.b("jsonExpressionRewriting.insertPropertyAccessorsIntoJson",b.g.ba);var K="\x3c!--test--\x3e"===y.createComment("test").text,ja=K?/^\x3c!--\s*ko(?:\s+(.+\s*\:[\s\S]*))?\s*--\x3e$/:/^\s*ko(?:\s+(.+\s*\:[\s\S]*))?\s*$/,ia=K?/^\x3c!--\s*\/ko\s*--\x3e$/:
/^\s*\/ko\s*$/,pa={ul:m,ol:m};b.e={I:{},childNodes:function(a){return B(a)?aa(a):a.childNodes},Y:function(a){if(B(a)){a=b.e.childNodes(a);for(var d=0,c=a.length;d<c;d++)b.removeNode(a[d])}else b.a.ka(a)},N:function(a,d){if(B(a)){b.e.Y(a);for(var c=a.nextSibling,e=0,f=d.length;e<f;e++)c.parentNode.insertBefore(d[e],c)}else b.a.N(a,d)},Va:function(a,b){B(a)?a.parentNode.insertBefore(b,a.nextSibling):a.firstChild?a.insertBefore(b,a.firstChild):a.appendChild(b)},Pa:function(a,d,c){c?B(a)?a.parentNode.insertBefore(d,
c.nextSibling):c.nextSibling?a.insertBefore(d,c.nextSibling):a.appendChild(d):b.e.Va(a,d)},firstChild:function(a){return!B(a)?a.firstChild:!a.nextSibling||H(a.nextSibling)?p:a.nextSibling},nextSibling:function(a){B(a)&&(a=$(a));return a.nextSibling&&H(a.nextSibling)?p:a.nextSibling},jb:function(a){return(a=B(a))?a[1]:p},Ta:function(a){if(pa[b.a.u(a)]){var d=a.firstChild;if(d){do if(1===d.nodeType){var c;c=d.firstChild;var e=p;if(c){do if(e)e.push(c);else if(B(c)){var f=$(c,m);f?c=f:e=[c]}else H(c)&&
(e=[c]);while(c=c.nextSibling)}if(c=e){e=d.nextSibling;for(f=0;f<c.length;f++)e?a.insertBefore(c[f],e):a.appendChild(c[f])}}while(d=d.nextSibling)}}}};b.b("virtualElements",b.e);b.b("virtualElements.allowedBindings",b.e.I);b.b("virtualElements.emptyNode",b.e.Y);b.b("virtualElements.insertAfter",b.e.Pa);b.b("virtualElements.prepend",b.e.Va);b.b("virtualElements.setDomNodeChildren",b.e.N);b.J=function(){this.Ha={}};b.a.extend(b.J.prototype,{nodeHasBindings:function(a){switch(a.nodeType){case 1:return a.getAttribute("data-bind")!=
p;case 8:return b.e.jb(a)!=p;default:return r}},getBindings:function(a,b){var c=this.getBindingsString(a,b);return c?this.parseBindingsString(c,b,a):p},getBindingsString:function(a){switch(a.nodeType){case 1:return a.getAttribute("data-bind");case 8:return b.e.jb(a);default:return p}},parseBindingsString:function(a,d,c){try{var e;if(!(e=this.Ha[a])){var f=this.Ha,g,h="with($context){with($data||{}){return{"+b.g.ba(a)+"}}}";g=new Function("$context","$element",h);e=f[a]=g}return e(d,c)}catch(k){j(Error("Unable to parse bindings.\nMessage: "+
k+";\nBindings value: "+a))}}});b.J.instance=new b.J;b.b("bindingProvider",b.J);b.c={};b.z=function(a,d,c){d?(b.a.extend(this,d),this.$parentContext=d,this.$parent=d.$data,this.$parents=(d.$parents||[]).slice(0),this.$parents.unshift(this.$parent)):(this.$parents=[],this.$root=a,this.ko=b);this.$data=a;c&&(this[c]=a)};b.z.prototype.createChildContext=function(a,d){return new b.z(a,this,d)};b.z.prototype.extend=function(a){var d=b.a.extend(new b.z,this);return b.a.extend(d,a)};b.eb=function(a,d){if(2==
arguments.length)b.a.f.set(a,"__ko_bindingContext__",d);else return b.a.f.get(a,"__ko_bindingContext__")};b.Fa=function(a,d,c){1===a.nodeType&&b.e.Ta(a);return X(a,d,c,m)};b.Ea=function(a,b){(1===b.nodeType||8===b.nodeType)&&Z(a,b,m)};b.Da=function(a,b){b&&(1!==b.nodeType&&8!==b.nodeType)&&j(Error("ko.applyBindings: first parameter should be your view model; second parameter should be a DOM node"));b=b||x.document.body;Y(a,b,m)};b.ja=function(a){switch(a.nodeType){case 1:case 8:var d=b.eb(a);if(d)return d;
if(a.parentNode)return b.ja(a.parentNode)}return I};b.pb=function(a){return(a=b.ja(a))?a.$data:I};b.b("bindingHandlers",b.c);b.b("applyBindings",b.Da);b.b("applyBindingsToDescendants",b.Ea);b.b("applyBindingsToNode",b.Fa);b.b("contextFor",b.ja);b.b("dataFor",b.pb);var fa={"class":"className","for":"htmlFor"};b.c.attr={update:function(a,d){var c=b.a.d(d())||{},e;for(e in c)if("string"==typeof e){var f=b.a.d(c[e]),g=f===r||f===p||f===I;g&&a.removeAttribute(e);8>=b.a.Z&&e in fa?(e=fa[e],g?a.removeAttribute(e):
a[e]=f):g||a.setAttribute(e,f.toString());"name"===e&&b.a.ab(a,g?"":f.toString())}}};b.c.checked={init:function(a,d,c){b.a.n(a,"click",function(){var e;if("checkbox"==a.type)e=a.checked;else if("radio"==a.type&&a.checked)e=a.value;else return;var f=d(),g=b.a.d(f);"checkbox"==a.type&&g instanceof Array?(e=b.a.i(g,a.value),a.checked&&0>e?f.push(a.value):!a.checked&&0<=e&&f.splice(e,1)):b.g.ea(f,c,"checked",e,m)});"radio"==a.type&&!a.name&&b.c.uniqueName.init(a,u(m))},update:function(a,d){var c=b.a.d(d());
后面还有 25 行代码,解锁后查看完整代码

24 小时内免费解锁 3 个项目,之后 1 算力/个。 规则说明

AI 解读 AI

登录后可用,每次 10 算力,解读结果公开显示在下面。

还没有人解读过这个文件。