Implement Array.forEach for browsers which don't have it

diff --git a/app/assets/javascripts/application.js b/app/assets/javascripts/application.js
index e02949f5867f8624bb8d68e63447dc5c6afc45b7..352ec9f8ae2117ac7082efa2b79da801ba9dfe25 100644 (file)
--- a/app/assets/javascripts/application.js
+++ b/app/assets/javascripts/application.js
@@ -5,11 +5,20 @@
 //= require openlayers
 //= require i18n/translations
 //= require globals
 //= require openlayers
 //= require i18n/translations
 //= require globals

+//= require compat

 //= require browse
 //= require export
 //= require map
 //= require menu
 
 //= require browse
 //= require export
 //= require map
 //= require menu
 

+if ( !Array.prototype.forEach ) {
+  Array.prototype.forEach = function(fn, scope) {
+    for(var i = 0, len = this.length; i < len; ++i) {
+      fn.call(scope || this, this[i], i, this);
+    }
+  }
+}
+

 /*
  * Called as the user scrolls/zooms around to aniplate hrefs of the
  * view tab and various other links
 /*
  * Called as the user scrolls/zooms around to aniplate hrefs of the
  * view tab and various other links

diff --git a/app/assets/javascripts/compat.js b/app/assets/javascripts/compat.js
new file mode 100644 (file)
index 0000000..3af9297
--- /dev/null
+++ b/app/assets/javascripts/compat.js
@@ -0,0 +1,10 @@
+/*
+ * Implement Array.forEach for browsers which don't have it
+ */
+if ( !Array.prototype.forEach ) {
+  Array.prototype.forEach = function(fn, scope) {
+    for(var i = 0, len = this.length; i < len; ++i) {
+      fn.call(scope || this, this[i], i, this);
+    }
+  }
+}