NSString* headerData=@"阿斯達阿薩德按時大大a
大聲道
啊實打實";
headerData = [headerData stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]]; //去除掉首尾的空白字符和換行字符
headerData = [headerDatastringByReplacingOccurrencesOfString:@" " withString:@""];
headerData = [headerDatastringByReplacingOccurrencesOfString:@" " withString:@""];
上一篇 計算某個字符串包含另一個的數量