Question

i) 具有以下特点:

NSString *test = @” . This is a test string";

i 欲将“试验”一词改为“试验”一词,其位置与:

“这是扼杀”

如何做这样的事情?

i have tried to use this function

test = [test stringByReplacingOccurrencesOfString:@"test" withString:@"    "];

并且罚款。

Answer 1

NSString *test = @"This is a test string";
test = [test stringByReplacingOccurrencesOfString:@" test" withString:@""];
NSLog(@"%@",test);

它应当发挥作用,希望它能够提供帮助。高兴地编码:

Answer 2

Use NSMutableString instead of NSString.Repalce NSString *test = @"This is a test string" with NSMutableString *test = @"This is a test string";

Answer 3

NSString *test = @"This is a test string";
test = [test stringByReplacingOccurrencesOfString:@"test" withString:@""];
NSLog(@"%@",test);

Use this. No need to give space. it will replace that word with empty space.

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