Edit natcasesort version 63 | JsPHP: a JavaScript library providing the PHP API

Function: natcasesort version 63

Function:	natcasesort View natcasesort Edit natcasesort Edit code Edit tests Edit benchmark View latest code Edit latest code Benchmark natcasesort Comment on natcasesort Comment on the latest code View revisions View versions View contributors View dependencies View comments View links Download production code Download development code View the PHP docs View phpjs.org View phpjs.org raw code
Description:	Sort an array using case-insensitive natural sort.

Version:	63 View this version Edit this version Comment on this version Diff this version
Status:	latest
Date:	2011-12-20 04:40
Summary:	Import from phpjs.
Programmer:	jj5

Edit function

Code:

function natcasesort (inputArr) {
    // http://jsphp.co/jsphp/fn/view/natcasesort
    // +   original by: Brett Zamir (http://brett-zamir.me)
    // +   improved by: Brett Zamir (http://brett-zamir.me)
    // +   improved by: Theriault
    // %        note 1: This function deviates from PHP in returning a copy of the array instead
    // %        note 1: of acting by reference and returning true; this was necessary because
    // %        note 1: IE does not allow deleting and re-adding of properties without caching
    // %        note 1: of property position; you can set the ini of "phpjs.strictForIn" to true to
    // %        note 1: get the PHP behavior, but use this only if you are in an environment
    // %        note 1: such as Firefox extensions where for-in iteration order is fixed and true
    // %        note 1: property deletion is supported. Note that we intend to implement the PHP
    // %        note 1: behavior by default if IE ever does allow it; only gives shallow copy since
    // %        note 1: is by reference in PHP anyways
    // %        note 2: We cannot use numbers as keys and have them be reordered since they
    // %        note 2: adhere to numerical order in some implementations
    // -    depends on: strnatcasecmp
    // *     example 1: $array1 = {a:'IMG0.png', b:'img12.png', c:'img10.png', d:'img2.png', e:'img1.png', f:'IMG3.png'};
    // *     example 1: $array1 = natcasesort($array1);
    // *     returns 1: {a: 'IMG0.png', e: 'img1.png', d: 'img2.png', f: 'IMG3.png', c: 'img10.png', b: 'img12.png'}
    var valArr = [],
        k, i, ret, that = this,
        strictForIn = false,
        populateArr = {};

    // BEGIN REDUNDANT
    this.php_js = this.php_js || {};
    this.php_js.ini = this.php_js.ini || {};
    // END REDUNDANT
    strictForIn = this.php_js.ini['phpjs.strictForIn'] && this.php_js.ini['phpjs.strictForIn'].local_value && this.php_js.ini['phpjs.strictForIn'].local_value !== 'off';
    populateArr = strictForIn ? inputArr : populateArr;

    // Get key and value arrays
    for (k in inputArr) {
        if (inputArr.hasOwnProperty(k)) {
            valArr.push([k, inputArr[k]]);
            if (strictForIn) {
                delete inputArr[k];
            }
        }
    }
    valArr.sort(function (a, b) {
        return that.strnatcasecmp(a[1], b[1]);
    });

    // Repopulate the old array
    for (i = 0; i < valArr.length; i++) {
        populateArr[valArr[i][0]] = valArr[i][1];
    }

    return strictForIn || populateArr;
}

JsPHP: a JavaScript library providing the PHP API

Function: natcasesort version 63

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