22 lines
		
	
	
		
			625 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			22 lines
		
	
	
		
			625 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
"use strict";
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var toPosInt          = require("../../number/to-pos-integer")
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  , callable          = require("../../object/valid-callable")
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  , value             = require("../../object/valid-value")
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  , objHasOwnProperty = Object.prototype.hasOwnProperty
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  , call              = Function.prototype.call;
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module.exports = function (cb /*, thisArg*/) {
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	var i, self, thisArg;
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	self = Object(value(this));
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	callable(cb);
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	thisArg = arguments[1];
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	for (i = toPosInt(self.length) - 1; i >= 0; --i) {
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		if (objHasOwnProperty.call(self, i) && call.call(cb, thisArg, self[i], i, self)) {
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			return true;
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		}
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	}
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	return false;
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};
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