41 lines
1.1 KiB
Objective-C
41 lines
1.1 KiB
Objective-C
// Copyright (c) 2024 Tencent. All rights reserved.
|
|
// Author: eddardliu
|
|
|
|
#import "NSArray+Functional.h"
|
|
|
|
@implementation NSArray (Functional)
|
|
|
|
- (NSArray *)tui_multimedia_map:(id (^)(id))f {
|
|
NSMutableArray *array = [NSMutableArray arrayWithCapacity:self.count];
|
|
for (id x in self) {
|
|
[array addObject:f(x)];
|
|
}
|
|
return array;
|
|
}
|
|
- (NSArray *)tui_multimedia_mapWithIndex:(id (^)(id, NSUInteger))f {
|
|
const NSUInteger count = self.count;
|
|
NSMutableArray *array = [NSMutableArray arrayWithCapacity:count];
|
|
for (NSInteger i = 0; i < count; i++) {
|
|
[array addObject:f(self[i], i)];
|
|
}
|
|
return array;
|
|
}
|
|
- (NSArray *)tui_multimedia_filter:(BOOL (^)(id))f {
|
|
NSMutableArray *array = [NSMutableArray arrayWithCapacity:self.count];
|
|
for (id x in self) {
|
|
if (f(x)) {
|
|
[array addObject:x];
|
|
}
|
|
}
|
|
return array;
|
|
}
|
|
|
|
+ (NSArray *)tui_multimedia_arrayWithArray:(NSArray *)array append:(NSArray *)append {
|
|
NSMutableArray *res = [NSMutableArray arrayWithArray:array];
|
|
for (id x in append) {
|
|
[res addObject:x];
|
|
}
|
|
return res;
|
|
}
|
|
@end
|