Nodejs String Justify rjust(width, padding)

Method Source Code

String.prototype.rjust = function(width, padding) {
    padding = padding || " ";
    padding = padding.substr(0, 1);/*www  .  j a  v  a 2s  .c  om*/
    
    if (this.length < width) {
        return padding.repeat(width - this.length) + this;
    } else {
        return this;
    }
}

Related

1. rjust( length, char )

   String.prototype.rjust = function( length, char ) {
       var fill = [];
       while ( fill.length + this.length < length ) {
           fill[fill.length] = char;
       return fill.join('') + this;
   

2. rjust( width, padding )

   String.prototype.rjust = function( width, padding ) {
     padding = padding || " ";
     padding = padding.substr( 0, 1 );
     if( this.length < width )
         return padding.repeat( width - this.length ) + this;
       else
         return this.toString();
   };
   

3. rjust( width, padding )

   String.prototype.rjust = function( width, padding ) {
     padding = padding || " ";
     padding = padding.substr( 0, 1 );
     if( this.length < width )
       return padding.repeat( width - this.length ) + this;
     else
       return this;
   

4. rjust(length, padding)

   String.prototype.rjust = function (length, padding) {
     var paddedString = this.slice();
     while (paddedString.length < length) {
       paddedString = padding + paddedString;
     return paddedString;
   };
   function setDefaultInputDate (dateInputSelector) {
     var input = $(dateInputSelector);
   ...
   

5. rjust(num, padding)

   String.prototype.rjust = function(num, padding){
       if(!padding) padding = ' ';
       var s = this.toString();
       if(1 != padding.length) throw new Error('Padding must be one character.');
       if(s.length >= num) return s;
       for(var i=0; i<=num-s.length; i++)
           s = padding + s;
       return s;
   };
   ...
   

6. rightJustify( length, char )

   String.prototype.rightJustify = function( length, char ) {
     var fill = [];
     while ( fill.length + this.length < length ) {
       fill[fill.length] = char;
     return this + fill.join('');
   };
   

7. rightj(n)

   String.prototype.right  = jCube.String.right  = function ( n) {
     return this.substring( this.length-n);