nay num

gistfile1.txt

function nayNum(str) {
    // to filter consonant
    var consonant = /[က-အ](?!်|္)/g;//thanks to ko camhill(mysteryzillion.org) for this regex.
    function setRex(i) {
        var s1 = /[အ]/;
        var s2 = /[က-င]/;
        var s3 = /[စ-ည]/;
        var s4 = /[ယ-ဝ]/;
        var s5 = /[ပ-မ]/;
        var s6 = /[သဟ]/;
        var s7 = /[တ-န]/
        switch (i) {
            case 1:
                return s1;
            case 2:
                return s2;
            case 3:
                return s3;
            case 4:
                return s4;
            case 5:
                return s5;
            case 6:
                return s6;
            case 7:
                return s7;
        }
    }
    var str = str.match(consonant);
    var ans = "";
    str.forEach(function(a) {
        var test = false;
        var i=1;
        while (test === false) {
            var patt=setRex(i);
            if(patt.test(a)===true){
                test=true;
                if(i==7){
                    ans+=0;
                } else {
                    ans+=i;
                }
            } else {
                i++;
            }
        }
    });
    return ans;
};