moar utilitys

moar utility functions

by Terrance Smith

JavaScript

//usage: var str = " somestring ".trim();
//output: "somestring"
//Credits to http://blog.stevenlevithan.com/archives/faster-trim-javascript
String.prototype.trim = function() {
    "use strict";
    return this.replace(/^\s\s*/, "").replace(/\s\s*$/, "");
};

function Mid(str, start, len) {
    "use strict";
    // Make sure start and len are within proper bounds
    if (start < 0 || len < 0) {
        return "";
    }
    var iEnd, iLen = String(str).length;
    if (start + len > iLen) {
        iEnd = iLen;
    } else {
        iEnd = start + len;
    }
    return String(str).substring(start, iEnd);
}

function InStr(strSearch, charSearchFor) {
    "use strict";
    var i = 0;
    for (i = 0; i < String(strSearch).length; i++) {
        if (charSearchFor == Mid(strSearch, i, 1)) {
            return i;
        }
    }
    return -1;
}

String.isNullOrEmpty = function(value) {
    "use strict";
    //Credit to the following for a detailed explaination
    //http://codereview.stackexchange.com/questions/5572/feedback-on-implementation-of-string-isnullorwhitespace-in-javascript
    return !value;
};

function Cleanse(x) {
    if (String.isNullOrWhiteSpace(x)) {
        return x;
    } else {
        x = x.replace(" ", "");
        x = x.replace(",", "");
        x = x.replace("$", "");
    }
    return x;
}

String.isNullOrWhiteSpace = function(value) {
    "use strict";
    return (String.isNullOrEmpty(value.trim()));
};

// Array Remove - By John Resig (MIT Licensed)
Array.prototype.remove = function(from, to) {
    "use strict";
    var rest = this.slice((to || from) + 1 || this.length);
    this.length = from < 0 ? this.length + from : from;
    return this.push.apply(this, rest);
};

function createThreeDimentionalArray(firstSize, secondSize, thirdSize) {
    "use strict";
    var threeDimArray, firstDimentionSize = firstSize,
        secondDimentionSize = secondSize,
        thirdDimentionSize = thirdSize,
        firstDimention = new...