Edit range version 68 | JsPHP: a JavaScript library providing the PHP API

Function: range version 68

Function:	range View range Edit range Edit code Edit tests Edit benchmark View latest code Edit latest code Benchmark range Comment on range 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:	Create an array containing the range of integers or characters from low to high (inclusive).

Version:	68 View this version Edit this version Comment on this version Diff this version
Status:	latest
Date:	2011-12-20 04:41
Summary:	Import from phpjs.
Programmer:	jj5

Edit function

Code:

function range (low, high, step) {
    // http://jsphp.co/jsphp/fn/view/range
    // +   original by: Waldo Malqui Silva
    // *     example 1: range ( 0, 12 );
    // *     returns 1: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]
    // *     example 2: range( 0, 100, 10 );
    // *     returns 2: [0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100]
    // *     example 3: range( 'a', 'i' );
    // *     returns 3: ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i']
    // *     example 4: range( 'c', 'a' );
    // *     returns 4: ['c', 'b', 'a']
    var matrix = [];
    var inival, endval, plus;
    var walker = step || 1;
    var chars = false;

    if (!isNaN(low) && !isNaN(high)) {
        inival = low;
        endval = high;
    } else if (isNaN(low) && isNaN(high)) {
        chars = true;
        inival = low.charCodeAt(0);
        endval = high.charCodeAt(0);
    } else {
        inival = (isNaN(low) ? 0 : low);
        endval = (isNaN(high) ? 0 : high);
    }

    plus = ((inival > endval) ? false : true);
    if (plus) {
        while (inival <= endval) {
            matrix.push(((chars) ? String.fromCharCode(inival) : inival));
            inival += walker;
        }
    } else {
        while (inival >= endval) {
            matrix.push(((chars) ? String.fromCharCode(inival) : inival));
            inival -= walker;
        }
    }

    return matrix;
}

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Function: range version 68

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