16 lines
		
	
	
		
			594 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			16 lines
		
	
	
		
			594 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
'use strict';
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var $export = require('./_export');
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var $indexOf = require('./_array-includes')(false);
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var $native = [].indexOf;
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var NEGATIVE_ZERO = !!$native && 1 / [1].indexOf(1, -0) < 0;
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$export($export.P + $export.F * (NEGATIVE_ZERO || !require('./_strict-method')($native)), 'Array', {
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  // 22.1.3.11 / 15.4.4.14 Array.prototype.indexOf(searchElement [, fromIndex])
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  indexOf: function indexOf(searchElement /* , fromIndex = 0 */) {
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    return NEGATIVE_ZERO
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      // convert -0 to +0
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      ? $native.apply(this, arguments) || 0
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      : $indexOf(this, searchElement, arguments[1]);
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  }
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});
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