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