History of WeakSet.prototype.has() Revision history for: English (US) Jan 4, 2016, 6:37:11 AM fscholz Remove {{harmony}}; remove "Experimental" tag; add link to ES draft spec Previous Jul 14, 2015, 1:32:05 AM fscholz fix compat parsing error; cleanup Previous Oct 18, 2014, 7:45:36 AM realityking Update compat info Previous Aug 20, 2014, 5:21:45 AM teoli Mar 19, 2014, 12:43:16 PM fscholz