1.去掉两端的空格[strstringByTrimmingCharactersInSet:[NSCharacterSetwhitespaceAndNewlineCharacterSet]] 2.去掉多余的空格NSString*str=@"thisisatest.";NSCharacterSet*wh... Read More
posted @ 2015-11-30 15:06 燕羽天空 Views(124) Comments(0) Diggs(0) Edit