目标-C Split()?

NSArray *arrayOfComponents = [yourString componentsSeparatedByString:@":"];

@"one:two:three"

@[@"one", @"two", @"three"]

你可以用 NSString *comp1 = arrayOfComponents[0];

( https://developer.apple.com/documentation/foundation/nsstring/1413214-componentsseparatedbystring

试试这个:

    NSString *testString= @"It's a rainy day";
    NSArray *array = [testString componentsSeparatedByString:@" "];

componentsSeparatedByString:

使用此选项: [[string componentsSeparatedByString:@“,”][0];

如果要访问第一个单词:

[[string componentsSeparatedByString:@" "] objectAtIndex:0];