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最新评论
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woainike:
hhb19900618 写道兄弟 我没理解 _subThree ...
performSelectorOnMainThread 和detachNewThreadSelector区别. -
hhb19900618:
兄弟 我没理解 _subThreed = [NSThread ...
performSelectorOnMainThread 和detachNewThreadSelector区别. -
woainike:
hhb19900618 写道你好 我想问一下: //下载结束, ...
performSelectorOnMainThread 和detachNewThreadSelector区别. -
hhb19900618:
你好 我想问一下: //下载结束,刷新 [self pe ...
performSelectorOnMainThread 和detachNewThreadSelector区别.
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-(BOOL) hasPrefix:(NSString *) astring;检查字符串是否以astring开头;
-(BOOL) hasSuffix:(NSString *) astring;检查字符串是否以astring结尾;
使用方式:
NSString *filename=@"hello,world";
if([filename hasPrefix:@"hello"]){
...
}
if([filename hasSu ...