6 lines
		
	
	
		
			100 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			6 lines
		
	
	
		
			100 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
'use strict';
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exports.bin = function bin(str) {
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  return parseInt(str.replace(/[^01]/g, ''), 2);
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}
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