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Performance optimisations

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In some situations, I’m seeing x2.5 speedups with these optimisations

Starts fixing #1864
This commit is contained in:
Jermolene
2015-07-05 19:47:44 +01:00
parent a86cfe2663
commit c6e48ebc2d
5 changed files with 54 additions and 39 deletions
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16
boot/boot.js
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@@ -62,22 +62,22 @@ $tw.utils.isDate = function(value) {
Iterate through all the own properties of an object or array. Callback is invoked with (element,title,object)
*/
$tw.utils.each = function(object,callback) {
var next,f;
var next,f,length;
if(object) {
if(Object.prototype.toString.call(object) == "[object Array]") {
for (f=0; f<object.length; f++) {
for (f=0, length=object.length; f<length; f++) {
next = callback(object[f],f,object);
if(next === false) {
break;
}
}
} else {
for(f in object) {
if(Object.prototype.hasOwnProperty.call(object,f)) {
next = callback(object[f],f,object);
if(next === false) {
break;
}
var keys = Object.keys(object);
for (f=0, length=keys.length; f<length; f++) {
var key = keys[f];
next = callback(object[key],key,object);
if(next === false) {
break;
}
}
}