document.write('
');
document.write('private function useNumericSort(columns:Array, dg:DataGrid) {
');
document.write(' dg.addEventListener(“headerRelease”,
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document.write(' function (evt:Object) {
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document.write(' var dataGrid = evt.target;
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document.write(' var data = dataGrid.dataProvider;
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document.write(' var column = evt.columnIndex;
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document.write(' var columnName = dataGrid.columnNames[column];
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document.write(' var direction = evt.sortDirection.toUpperCase();
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document.write(' var sortOptions = 0;
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document.write(' var useNumeric:Boolean = false;
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document.write(' for (var index in columns) {
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document.write(' if (columns[index] == column) {
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document.write(' useNumeric = true;
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document.write(' break;
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document.write(' }
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document.write(' }
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document.write(' if (useNumeric) {
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document.write(' data.sort(function(recordA, recordB) {
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document.write(' var a:Number = Number(recordA[columnName]);
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document.write(' var b:Number = Number(recordB[columnName]);
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document.write(' if (isNaN(a)) { a = 0; }
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document.write(' if (isNaN(b)) { b = 0; }
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document.write(' return (direction == ‘DESC’) ? (b-a) : (a-b);
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document.write(' }, sortOptions);
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document.write(' } else {
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document.write(' sortOptions |= (direction == ‘DESC’) ? 2 : 0;
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document.write(' sortOptions |= 1; // case-insentitive
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document.write(' data.sortOn(columnName, sortOptions);
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document.write(' }
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document.write(' });
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document.write('}
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document.write('
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document.write('useNumericSort([0,3,4], order_dg);
');
document.write('
');
document.write('
');