12 lines
		
	
	
		
			199 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			12 lines
		
	
	
		
			199 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
'use strict';
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module.exports = function () {
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	var value, iterator = this.values(), item;
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	while (true) {
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		item = iterator.next();
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		if (item.done) break;
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		value = item.value;
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	}
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	return value;
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};
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