8o

thankyou


On 22 May 2007, at 18:56, Steven Sacks wrote:

From my XArray mixin class (all 3 are needed).

/**
 * Returns a new array by removing duplicate values in Array.
*/
Array.prototype.uniq = function()
{
        var r = [];
        var l = this.length;
        for (var a = 0; a < l; a++) {
                if (!r.has(this[a])) r.push(this[a]);
        }
        return r;
};

/**
* An array is equal to another array if the lengths are equal and each
 * corresponding element is equal
 */
Array.prototype.eql = function(arr) {
    if (arr.length != this.length || !(arr instanceof Array)) {
        return false;
    } else {
        var a = this.length;
        while (--a -(-1)) {
            if (this[a] instanceof Array) {
                if (!this[a].eql(arr[a])) return false;
            } else if (this[a] != arr[a]) {
                return false;
            }
        }
    }
    return true;
};

/**
 * Returns true if the given obj is present in Array
 * (if any element == obj)
*/
Array.prototype.has = function(obj) {
    var a = this.length;
    if (!(obj instanceof Array)) {
        while (--a -(-1)) {
            if (this[a] == obj) return true;
        }               
    } else {
        while (--a -(-1)) {
            if (this[a].eql(obj)) return true;
        }
    }
    return false;
};


http://ubergeek.tv/XArray/XArray.as
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