iOS Xcode中去掉中括号的方法

+ (NSString *)changeStringWithString: (NSString *)string
{
NSScanner*scanner = [NSScanner scannerWithString: string];
NSString*str =nil;
while([scannerisAtEnd]==NO)
{
//找到"["的起始位置
[scanner scanUpToString:@"【"intoString:nil];
//找到"]"的结束位置
[scanner scanUpToString:@"】"intoString:&text];
//替换字符
string = [string stringByReplacingOccurrencesOfString:[NSStringstringWithFormat:@"%@>", str]withString:@""];
}
returnstring;
}