Nodejs Number Calculate ordinal()

Method Source Code

//------------------------------------------------------------------------
//Helper Methods -->
//------------------------------------------------------------------------

Number.prototype.ordinal = function () {
    return this + (
        (this % 10 == 1 && this % 100 != 11) ? 'st' :
        (this % 10 == 2 && this % 100 != 12) ? 'nd' :
        (this % 10 == 3 && this % 100 != 13) ? 'rd' : 'th'
        );/*from w w w  . j  a v  a2s .  c om*/
}

var ResetInput = function(){
    jQuery('input, textarea').each(function() {
        jQuery(this).val('').text('');
    });
};

var StringFormat = function() {
    var s = arguments[0];
    for (var i = 0; i < arguments.length - 1; i++) {
        var regExpression = new RegExp("\\{" + i + "\\}", "gm");
        s = s.replace(regExpression, arguments[i + 1]);
    }
    return s;
}

Related

1. modNumber.prototype.mod || (n)

   Number.prototype.mod = Number.prototype.mod || function(n) {
     return ((this%n)+n)%n;
   

2. mult()

   Number.prototype.mult = function() {
       var w = this;
       for (var i = 0; i < arguments.length; i += 1)
           w *= arguments[i];
       return w;
   var n = 12;
   console.log(n.mult(2, 3));
   console.log((5).mult(2, n));
   ...
   

3. next()

   Number.prototype.next = function(){
       return this+1;
   };
   

4. normalize(num)

   Number.prototype.normalize = function(num) {
     return this*180/num;
   };
   

5. ordenar()

   #!/usr/bin/env node
   Number.prototype.ordenar = function () {
     return this.toString().split('').sort(up).join('');
   };
   function up (a,b) {
     return a > b ? 1 : a < b ? -1 : 0;
   var x = 0;
   var done= false;
   ...
   

6. ordinalize()

   Number.prototype.ordinalize = function() {
       var abs = Math.abs(this);
       if (abs % 100 >= 11 && abs % 100 <= 13) {
           return this + 'th';
       abs = abs % 10;
       if (abs === 1) { return this + 'st'; }
       if (abs === 2) { return this + 'nd'; }
       if (abs === 3) { return this + 'rd'; }
   ...
   

7. parseNumber(x)

   function parseNumber(x){
     if(!isNaN(x)) return x;
     return parseFloat(x.substring(1, x.length - 1));
   

8. percentage(val)

   Number.prototype.percentage = function(val){
     return this * (val/100);
   };
   

9. plural(a, b, c)

   Number.prototype.plural = function (a, b, c)
     if (this % 1)
       return b
     var v = Math.abs(this) % 100
     if (11 <= v && v <= 19)
       return c
     v = v % 10
     if (2 <= v && v <= 4)
   ...