14 lines
		
	
	
		
			216 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
		
		
			
		
	
	
			14 lines
		
	
	
		
			216 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
|  | 'use strict'; | ||
|  | 
 | ||
|  | module.exports = function (str, len, ch) { | ||
|  |   str = str + ''; | ||
|  | 
 | ||
|  |   len = len - str.length; | ||
|  |   if (len <= 0) return str; | ||
|  | 
 | ||
|  |   if (!ch && ch !== 0) ch = ' '; | ||
|  |   ch = ch + ''; | ||
|  | 
 | ||
|  |   return ch.repeat(len) + str; | ||
|  | }; |