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jquery core: commenting the new access function.

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This commit is contained in:
Ariel Flesler 2009-09-11 17:47:40 +00:00
parent d1285504fb
commit 9e1a955aab
1 changed files with 6 additions and 0 deletions
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6
src/core.js
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@ -553,9 +553,12 @@ function evalScript( i, elem ) {
} }
} }
// Mutifunctional method to get and set values to a collection
// The value/s can be optionally by executed if its a function
function access( elems, key, value, exec, fn ) { function access( elems, key, value, exec, fn ) {
var l = elems.length; var l = elems.length;
// Setting many attributes
if ( typeof key === "object" ) { if ( typeof key === "object" ) {
for (var k in key) { for (var k in key) {
access(elems, k, key[k], exec, fn); access(elems, k, key[k], exec, fn);
@ -563,7 +566,9 @@ function access( elems, key, value, exec, fn ) {
return elems; return elems;
} }
// Setting one attribute
if (value !== undefined) { if (value !== undefined) {
// Optionally, function values get executed if exec is true
exec = exec && jQuery.isFunction(value); exec = exec && jQuery.isFunction(value);
for (var i = 0; i < l; i++) { for (var i = 0; i < l; i++) {
@ -574,6 +579,7 @@ function access( elems, key, value, exec, fn ) {
return elems; return elems;
} }
// Getting an attribute
return l ? fn(elems[0], key) : null; return l ? fn(elems[0], key) : null;
} }