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/**
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* Sorts a column containing Persian numbers. Persian numbers can easily be
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* mapped 1:1 to latin numbers - ۱ = 1, ۲ = 2, ۱۲ = 12 and so on.
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*
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*
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* @name DataTables Persian Number Sorting
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* @summary Sorts columns containing UTF-8 Persian numbers
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* @author [Khorshid](https://khorshidlab.com)
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*
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* @example
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* $('#example').DataTable( {
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* columnDefs: [
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* { type: 'kh-persian-numbers', targets: 0 }
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* ]
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* } );
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*/
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jQuery.extend(jQuery.fn.dataTableExt.oSort, {
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"kh-persian-numbers-pre": function (a) {
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function toEnglishNumber(strNum) {
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var pn = ["۰", "۱", "۲", "۳", "۴", "۵", "۶", "۷", "۸", "۹"];
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var en = ["0", "1", "2", "3", "4", "5", "6", "7", "8", "9"];
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var cache = strNum;
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for (var i = 0; i < 10; i++) {
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var regex_fa = new RegExp(pn[i], 'g');
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cache = cache.replace(regex_fa, en[i]);
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}
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return cache;
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}
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return parseFloat(toEnglishNumber(a))
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},
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"kh-persian-numbers-asc": function (a, b) {
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return ((a < b) ? -1 : ((a > b) ? 1 : 0))
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},
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"kh-persian-numbers-desc": function (a, b) {
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return ((a < b) ? 1 : ((a > b) ? -1 : 0))
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}
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});
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