Changeset 38325

Timestamp:

08/22/10 14:57:47 (3 years ago)

Author:

machu

Message:

add Array.prototype map function for IE8

Files:

• platform/tdiary/js/draft.js (modified) (1 diff)

platform/tdiary/js/draft.js

@@ -8 +8 @@
 
 if (!localStorage) { return; }
+
+// for compatibility (ex: IE8)
+// from https://developer.mozilla.org/En/Core_JavaScript_1.5_Reference/Objects/Array/Map
+if (!Array.prototype.map) {
+  Array.prototype.map = function(fun /*, thisp*/) {
+    var len = this.length >>> 0;
+    if (typeof fun != "function")
+      throw new TypeError();
+
+    var res = new Array(len);
+    var thisp = arguments[1];
+    for (var i = 0; i < len; i++) {
+      if (i in this)
+      res[i] = fun.call(thisp, this[i], i, this);
+    }
+
+    return res;
+  };
+}
 
 var Draft = function(storage, text) {