创建的NSURL为空 [英] Created NSURL is null
本文介绍了创建的NSURL为空的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
NSURL
打印null
.是什么原因?
NSString *webStr = [[NSString alloc] initWithFormat:@"%@",[webArray objectAtIndex:1]];
NSLog(@"urlString = %@",webStr); // its printing correct url string
NSURL *webURL = [[NSURL alloc] initWithString:webStr];
NSLog(@"url = %@",webURL); // its printing null
[webURL release];
[webStr release];
推荐答案
您应该执行以下操作.
NSString *webStr = [[NSString alloc] initWithFormat:@"%@",[webArray objectAtIndex:1]];
NSLog(@"urlString = %@",webStr); // its printing correct url string
NSURL *webURL = [[NSURL alloc] initWithString:[webStr stringByAddingPercentEscapesUsingEncoding:NSASCIIStringEncoding]];
NSLog(@"url = %@",webURL); // it should print it
[webURL release];
[webStr release];
我使用过NSASCIIStringEncoding,但您也可以使用UTF8或任何其他编码.
I have used NSASCIIStringEncoding but you can use UTF8 too or any other encoding.
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