8 lines
		
	
	
		
			217 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			8 lines
		
	
	
		
			217 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
"use strict";
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var objToString = Object.prototype.toString, id = objToString.call(/a/);
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module.exports = function (value) {
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	return (value && (value instanceof RegExp || objToString.call(value) === id)) || false;
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};
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