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							|  | var MATCH = require('./_wks')('match');
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							|  | module.exports = function (KEY) {
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							|  |   var re = /./;
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							|  |   try {
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							|  |     '/./'[KEY](re);
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							|  |   } catch (e) {
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							|  |     try {
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							|  |       re[MATCH] = false;
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							|  |       return !'/./'[KEY](re);
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							|  |     } catch (f) { /* empty */ }
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							|  |   } return true;
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							|  | };
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