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14 lines
543 B
JavaScript
14 lines
543 B
JavaScript
'use strict';
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// 22.1.3.9 Array.prototype.findIndex(predicate, thisArg = undefined)
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var $export = require('./_export')
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, $find = require('./_array-methods')(6)
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, KEY = 'findIndex'
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, forced = true;
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// Shouldn't skip holes
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if(KEY in [])Array(1)[KEY](function(){ forced = false; });
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$export($export.P + $export.F * forced, 'Array', {
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findIndex: function findIndex(callbackfn/*, that = undefined */){
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return $find(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
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}
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});
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require('./_add-to-unscopables')(KEY); |