# ecma-fixes.js

- Jump To … +
  backend.dataproxy.js backend.memory.js ecma-fixes.js model.js view.flot.js view.graph.js view.grid.js view.map.js view.multiview.js view.slickgrid.js view.timeline.js widget.facetviewer.js widget.fields.js widget.filtereditor.js widget.pager.js widget.queryeditor.js widget.valuefilter.js

- # ecma-fixes.js

- ¶

  This file adds in full array method support in browsers that don’t support it see: http://stackoverflow.com/questions/2790001/fixing-javascript-array-functions-in-internet-explorer-indexof-foreach-etc

- ¶

  Add ECMA262-5 Array methods if not supported natively

      if (!('indexOf' in Array.prototype)) {
          Array.prototype.indexOf= function(find, i /*opt*/) {
              if (i===undefined) i= 0;
              if (i<0) i+= this.length;
              if (i<0) i= 0;
              for (var n= this.length; i<n; i++)
                  if (i in this && this[i]===find)
                      return i;
              return -1;
          };
      }
      if (!('lastIndexOf' in Array.prototype)) {
          Array.prototype.lastIndexOf= function(find, i /*opt*/) {
              if (i===undefined) i= this.length-1;
              if (i<0) i+= this.length;
              if (i>this.length-1) i= this.length-1;
              for (i++; i-->0;) /* i++ because from-argument is sadly inclusive */
                  if (i in this && this[i]===find)
                      return i;
              return -1;
          };
      }
      if (!('forEach' in Array.prototype)) {
          Array.prototype.forEach= function(action, that /*opt*/) {
              for (var i= 0, n= this.length; i<n; i++)
                  if (i in this)
                      action.call(that, this[i], i, this);
          };
      }
      if (!('map' in Array.prototype)) {
          Array.prototype.map= function(mapper, that /*opt*/) {
              var other= new Array(this.length);
              for (var i= 0, n= this.length; i<n; i++)
                  if (i in this)
                      other[i]= mapper.call(that, this[i], i, this);
              return other;
          };
      }
      if (!('filter' in Array.prototype)) {
          Array.prototype.filter= function(filter, that /*opt*/) {
              var other= [], v;
              for (var i=0, n= this.length; i<n; i++)
                  if (i in this && filter.call(that, v= this[i], i, this))
                      other.push(v);
              return other;
          };
      }
      if (!('every' in Array.prototype)) {
          Array.prototype.every= function(tester, that /*opt*/) {
              for (var i= 0, n= this.length; i<n; i++)
                  if (i in this && !tester.call(that, this[i], i, this))
                      return false;
              return true;
          };
      }
      if (!('some' in Array.prototype)) {
          Array.prototype.some= function(tester, that /*opt*/) {
              for (var i= 0, n= this.length; i<n; i++)
                  if (i in this && tester.call(that, this[i], i, this))
                      return true;
              return false;
          };
      }