字符串 查询

int main(int argc, const char * argv[]) {

@autoreleasepool {

NSString*[email protected]"ghilsgfudr;ioabujfilbvj:user=admin&pwd=123";

NSRange rang=[string rangeOfString:@"ioabujfilbvj"];

if (rang.location==NSNotFound) {

NSLog(@"未找到");

}

else

{

NSLog(@"location=%ld,length=%ld",rang.location,rang.length);

}

//快速输出范围

NSLog(@"%@",NSStringFromRange(rang));

NSRange rang1=[string rangeOfString:@"user="];

NSRange rang2=[string rangeOfString:@"&pwd"];

NSUInteger userLocation=rang1.length+rang1.location;

NSUInteger userLength=rang2.location-(rang1.location+rang1.length);

NSRange userRang={userLocation,userLength};

NSString *user=[string substringWithRange:userRang];

NSLog(@"%@",user);

return 0;

}

}