Collection of array function

array-functions.js

// ref: http://stackoverflow.com/questions/1068834/object-comparison-in-javascript

function anyOfInArray (array1, array2, findIndexComparator) {
    var i=0;
    var containsAny= false;
        
    findIndexComparator = function (currentValue, index, arr) {
       return JSON.stringify(currentValue) === JSON.stringify(this) 
       //return currentValue === this;
    }
    
    for (i=0; i<array1.length; i++) {
        if (array2.findIndex(findIndexComparator, array1[i]) > -1) {
            containsAny = true;
            break;
        }
    }
    return containsAny;
}

function allOfInArray (array1, array2) {
    var i=0;
    var containsAll = true;
    for (i=0; i<array1.length; i++) {
        if (array2.indexOf(array1[i]) < 0) {
            containsAll = false;
            break;
        }
    }
    return containsAll;
}

function anyOfInArray (array1, array2) {
    var i=0;
    var containsAny= false;
    for (i=0; i<array1.length; i++) {
        if (array2.indexOf(array1[i]) >= 0) {
            containsAny = true;
            break;
        }
    }
    return containsAny;
}