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- (BOOL)achiveStringWithWeb:(NSString *)infor
{
NSString *emailRegex = @"[a-zA-z]+://.*";
NSPredicate *emailTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", emailRegex];
return [emailTest evaluateWithObject:infor];
}
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原文地址：http://www.cnblogs.com/diweinan/p/4553968.html
