function naturalSort(a, b) { a = a.path.toLowerCase(); b = b.path.toLowerCase(); var re = /(^-?[0-9]+(\.?[0-9]*)[df]?e?[0-9]?$|^0x[0-9a-f]+$|[0-9]+)/gi, sre = /(^[ ]*|[ ]*|[_]*$)/g, dre = /(^([\w ]+,?[\w ]+)?[\w ]+,?[\w ]+\d+:\d+(:\d+)?[\w ]?|^\d{1,4}[\/\-]\d{1,4}[\/\-]\d{1,4}|^\w+, \w+ \d+, \d{4})/, hre = /^0x[0-9a-f]+$/i, ore = /^0/, // convert all to strings and trim() x = a.toString().replace(sre, '') || '', y = b.toString().replace(sre, '') || '', // chunk/tokenize xN = x.replace(re, '\0$1\0').replace(/\0$/, '').replace(/^\0/, '').split('\0'), yN = y.replace(re, '\0$1\0').replace(/\0$/, '').replace(/^\0/, '').split('\0'), // numeric, hex or date detection xD = parseInt(x.match(hre)) || (xN.length != 1 && x.match(dre) && Date.parse(x)), yD = parseInt(y.match(hre)) || xD && y.match(dre) && Date.parse(y) || null; // first try and sort Hex codes or Dates if (yD) if (xD < yD) return -1; else if (xD > yD) return 1; // natural sorting through split numeric strings and default strings for (var cLoc = 0, numS = Math.max(xN.length, yN.length); cLoc < numS; cLoc++) { // find floats not starting with '0', string or 0 if not defined (Clint Priest) oFxNcL = !(xN[cLoc] || '').match(ore) && parseFloat(xN[cLoc]) || xN[cLoc] || 0; oFyNcL = !(yN[cLoc] || '').match(ore) && parseFloat(yN[cLoc]) || yN[cLoc] || 0; // handle numeric vs string comparison - number < string - (Kyle Adams) if (isNaN(oFxNcL) !== isNaN(oFyNcL)) return (isNaN(oFxNcL)) ? -1 : 1; // rely on string comparison if different types - i.e. '02' < 2 != '02' < '2' else if (typeof oFxNcL !== typeof oFyNcL) { oFxNcL += ''; oFyNcL += ''; } if (oFxNcL <= oFyNcL) return -1; if (oFxNcL >= oFyNcL) return 1; } return 0; }
Ravi Tuvar – IntelliMedia Networks
Software Developer
Cell: (+91) 73837-94530
Email: ravituvar@yahoo.com
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