iOS字符串反转
2016-07-18 11:42
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- (void)reverse {
NSString* str =
@"abcdefghigklmnopqrst";
int length = (int)str.length;
NSMutableString *finalStr = [NSMutableString
stringWithCapacity:length];
for (int i = length -
1; i >= 0; i--) {
unichar c = [str
characterAtIndex:i];
[finalStr appendString:[NSString
stringWithFormat:@"%c", c]];
}
NSLog(@"======%@",finalStr);
}
NSString* str =
@"abcdefghigklmnopqrst";
int length = (int)str.length;
NSMutableString *finalStr = [NSMutableString
stringWithCapacity:length];
for (int i = length -
1; i >= 0; i--) {
unichar c = [str
characterAtIndex:i];
[finalStr appendString:[NSString
stringWithFormat:@"%c", c]];
}
NSLog(@"======%@",finalStr);
}
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