Nodejs String Justify rjust( length, char )

Method Source Code

String.prototype.rjust = function( length, char ) {
    var fill = [];
    while ( fill.length + this.length < length ) {
        fill[fill.length] = char;
    }//from  w w w .j av a2s.  c  o  m
    return fill.join('') + this;
}

Related

1. ljust( length, char )

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

2. ljust( width, padding )

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

4. 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;
   

5. 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);
   ...
   

6. 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;
   };
   ...