// NSArray+Utils.m // dkhelperDylib // Created by DKJone on 2020/9/27 // Copyright © 2020 DKJone. All rights reserved. // // // ██████╗ ██╗ ██╗ ██╗ ██████╗ ███╗ ██╗███████╗ // ██╔══██╗██║ ██╔╝ ██║██╔═══██╗████╗ ██║██╔════╝ // ██║ ██║█████╔╝ ██║██║ ██║██╔██╗ ██║█████╗ // ██║ ██║██╔═██╗ ██ ██║██║ ██║██║╚██╗██║██╔══╝ // ██████╔╝██║ ██╗╚█████╔╝╚██████╔╝██║ ╚████║███████╗ // ╚═════╝ ╚═╝ ╚═╝ ╚════╝ ╚═════╝ ╚═╝ ╚═══╝╚══════╝ // // #import "NSArray+Utils.h" @implementation NSArray (Utils) - (NSArray *)_map:(id(^)(id))hanlde { if (!hanlde || !self) return self; NSMutableArray *arr = NSMutableArray.array; for (id obj in self) { id new = hanlde(obj); [arr addObject:new]; } return arr.copy; } - (NSArray *)_filter:(BOOL(^)(id))handle { if (!handle || !self) return self; NSMutableArray *arr = NSMutableArray.array; for (id obj in self) { if (handle(obj)) { [arr addObject:obj]; } } return arr.copy; } - (BOOL)_contains:(BOOL(^)(id))handle { if (!handle || !self) return self; for (id obj in self) { if (handle(obj)) { return true; } } return false; } @end