/**
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* @author: Brian Huisman
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* @webSite: http://www.greywyvern.com
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* @version: v1.0.0
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* JS functions to allow natural sorting on bootstrap-table columns
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* add data-sorter="alphanum" or data-sorter="numericOnly" to any th
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*
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* @update Dennis Hernández <http://djhvscf.github.io/Blog>
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* @update Duane May
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*/
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function alphanum(a, b) {
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function chunkify(t) {
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var tz = [],
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x = 0,
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y = -1,
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n = 0,
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i,
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j;
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while (i = (j = t.charAt(x++)).charCodeAt(0)) {
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var m = (i === 46 || (i >= 48 && i <= 57));
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if (m !== n) {
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tz[++y] = "";
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n = m;
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}
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tz[y] += j;
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}
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return tz;
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}
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var aa = chunkify(a);
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var bb = chunkify(b);
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for (x = 0; aa[x] && bb[x]; x++) {
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if (aa[x] !== bb[x]) {
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var c = Number(aa[x]),
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d = Number(bb[x]);
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if (c == aa[x] && d == bb[x]) {
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return c - d;
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} else {
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return (aa[x] > bb[x]) ? 1 : -1;
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}
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}
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}
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return aa.length - bb.length;
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}
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function numericOnly(a, b) {
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function stripNonNumber(s) {
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s = s.replace(new RegExp(/[^0-9]/g), "");
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return parseInt(s, 10);
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}
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return stripNonNumber(a) - stripNonNumber(b);
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}
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