diff options
| author | xue <> | 2005-12-05 01:00:16 +0000 |
|---|---|---|
| committer | xue <> | 2005-12-05 01:00:16 +0000 |
| commit | ccf76e430b7703db028966a845a966f50956f490 (patch) | |
| tree | 9762b746f8b7d432dbe5e5cb8f38f90007e0e1b5 /framework/Web/Javascripts/prototype/array.js | |
| parent | 418baf36d477bcbdd6fb4eaf4037ea6a2d93f21c (diff) | |
Diffstat (limited to 'framework/Web/Javascripts/prototype/array.js')
| -rw-r--r-- | framework/Web/Javascripts/prototype/array.js | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/framework/Web/Javascripts/prototype/array.js b/framework/Web/Javascripts/prototype/array.js new file mode 100644 index 00000000..397afbbf --- /dev/null +++ b/framework/Web/Javascripts/prototype/array.js @@ -0,0 +1,64 @@ +var $A = Array.from = function(iterable) {
+ if (iterable.toArray) {
+ return iterable.toArray();
+ } else {
+ var results = [];
+ for (var i = 0; i < iterable.length; i++)
+ results.push(iterable[i]);
+ return results;
+ }
+}
+
+Object.extend(Array.prototype, Enumerable);
+
+Object.extend(Array.prototype, {
+ _each: function(iterator) {
+ for (var i = 0; i < this.length; i++)
+ iterator(this[i]);
+ },
+
+ first: function() {
+ return this[0];
+ },
+
+ last: function() {
+ return this[this.length - 1];
+ },
+
+ compact: function() {
+ return this.select(function(value) {
+ return value != undefined || value != null;
+ });
+ },
+
+ flatten: function() {
+ return this.inject([], function(array, value) {
+ return array.concat(value.constructor == Array ?
+ value.flatten() : [value]);
+ });
+ },
+
+ without: function() {
+ var values = $A(arguments);
+ return this.select(function(value) {
+ return !values.include(value);
+ });
+ },
+
+ indexOf: function(object) {
+ for (var i = 0; i < this.length; i++)
+ if (this[i] == object) return i;
+ return false;
+ },
+
+ reverse: function() {
+ var result = [];
+ for (var i = this.length; i > 0; i--)
+ result.push(this[i-1]);
+ return result;
+ },
+
+ inspect: function() {
+ return '[' + this.map(Object.inspect).join(', ') + ']';
+ }
+});
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