如何在Swift中将字符串“Hello”转换为数组[“H”,“e”,“l”,“l”,“o”]?
在Objective-C中,我使用了这个:
NSMutableArray *characters = [[NSMutableArray alloc] initWithCapacity:[myString length]];
for (int i=0; i < [myString length]; i++) {
NSString *ichar = [NSString stringWithFormat:@"%c", [myString characterAtIndex:i]];
[characters addObject:ichar];
}
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