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Programming-Idioms

History of Idiom 51 > diff from v19 to v20

Edit summary for version 20 by :
New Erlang implementation by user [elbrujohalcon]

Version 19

2015-11-30, 12:37:29

Version 20

2016-01-28, 19:35:26

Idiom #51 Check if map contains key

Determine whether map m contains an entry for key k

Idiom #51 Check if map contains key

Determine whether map m contains an entry for key k

Code
maps:is_key(K, M).
Demo URL
http://tryerl.seriyps.ru/#id=0ef3