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Programming-Idioms

History of Idiom 51 > diff from v6 to v7

Edit summary for version 7 by :
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Version 6

2015-08-18, 17:41:02

Version 7

2015-08-20, 14:10:58

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 
if (k in m) { }