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Plugins/sorting/signed-num.js

72 lines
1.7 KiB
JavaScript

/*! © SpryMedia Ltd - datatables.net/license */
(function( factory ){
if ( typeof define === 'function' && define.amd ) {
// AMD
define( ['jquery', 'datatables.net'], function ( $ ) {
return factory( $, window, document );
} );
}
else if ( typeof exports === 'object' ) {
// CommonJS
var jq = require('jquery');
var cjsRequires = function (root, $) {
if ( ! $.fn.dataTable ) {
require('datatables.net')(root, $);
}
};
if (typeof window === 'undefined') {
module.exports = function (root, $) {
if ( ! root ) {
// CommonJS environments without a window global must pass a
// root. This will give an error otherwise
root = window;
}
if ( ! $ ) {
$ = jq( root );
}
cjsRequires( root, $ );
return factory( $, root, root.document );
};
}
else {
cjsRequires( window, jq );
module.exports = factory( jq, window, window.document );
}
}
else {
// Browser
factory( jQuery, window, document );
}
}(function( $, window, document, undefined ) {
'use strict';
var DataTable = $.fn.dataTable;
/**
* Although DataTables' internal numeric sorting works no problem on negative
* numbers, it does not accept positively signed numbers. This plug-in will
* sort just such data numerically.
*
* @name Fully signed numbers sorting
* @summary Sort data numerically with a leading `+` symbol (as well as `-`).
* @author [Allan Jardine](http://sprymedia.co.uk)
*
* @example
* $('#example').dataTable( {
* columnDefs: [
* { type: 'signed-num', targets: 0 }
* ]
* } );
*/
DataTable.ext.type.order['signed-num-pre'] = function (a) {
return a == '-' || a === '' ? 0 : a.replace('+', '') * 1;
};
return DataTable;
}));