11 lines
		
	
	
		
			205 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			11 lines
		
	
	
		
			205 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| "use strict";
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| 
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| var forEach = Array.prototype.forEach;
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| 
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| module.exports = function (sep) {
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| 	var result = [];
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| 	forEach.call(this, function (val) { result.push(val, sep); });
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| 	result.pop();
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| 	return result;
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| };
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