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Programming-Idioms

History of Idiom 57 > diff from v57 to v58

Edit summary for version 58 by OC:
New Obj-C implementation by user [OC]
↷

Version 57

2020-10-10, 11:24:45

Version 58

2020-10-10, 21:52:51

Idiom #57 Filter list

Create list y containing items from list x satisfying predicate p. Respect original ordering. Don't modify x in-place.

Idiom #57 Filter list

Create list y containing items from list x satisfying predicate p. Respect original ordering. Don't modify x in-place.

Variables
y,x,p
Variables
y,x,p
Extra Keywords
satisfy
Extra Keywords
satisfy
Imports 
@import Foundation;
Code 
NSArray *y=[x filteredArrayUsingPredicate:p];