如何在NSMutableString中修剪""和"\n"

Question

如何修剪NSMutableString中的""和"\n"？

Answer 1

NSCharacterSet* charsToTrim = [NSCharacterSet characterSetWithCharactersInString:@" \n"];
NSString* trimmedStr = [aStr stringByTrimmingCharactersInSet:charsToTrim];