/**
*
*1.通過xib創(chuàng)建只需要賦值此參數(shù)即可
*@param mailTypeArray郵箱匹配類型
*
*/@property(nonatomic,strong)NSMutableArray*mailTypeArray;

self.textField.mailTypeArray= [NSMutableArrayarrayWithObjects:@"@qq.com",@"@163.com",@"@126.com",@"@yahoo.com",@"@139.com",@"@henu.com",nil];

/**
*Optional匹配的郵箱類型后綴默認是RGB為170 170 170的顏色，可自行設(shè)置
*/@property(nonatomic,strong)UIColor* mailMatchColor;

/**
*2.通過手寫創(chuàng)建textField時候調(diào)用
*
*@param frameframe大小
*@param fontSize textField大小
*
*@return self
*/- (instancetype)initWithFrame:(CGRect)frame fontSize:(CGFloat)fontSize;

XLTextField * field = [[XLTextField alloc] initWithFrame:CGRectMake(100, 200, 200, 30) fontSize:12];
field.placeholder = @"輸入郵箱地址";
field.mailTypeArray = [NSMutableArray arrayWithObjects:@"@qq.com",@"@163.com",@"@126.com",@"@yahoo.com",@"@139.com",@"@henu.com", nil];
field.mailMatchColor = [UIColor redColor]; 可選屬性
[self.view addSubview:field];

- (instancetype)init__attribute__((unavailable("init方法不可用，請用initWithName:fontSzie:")));+ (instancetype)new__attribute__((unavailable("init方法不可用，請用initWithName:fontSzie:")));

/**
*匹配郵箱過程
*
*@param rangerange
*@param string用戶輸入string
*/- (void)configMailMatchingRange:(NSRange)range replacementString:(NSString*)string
{//獲取完整的輸入文本NSString*completeStr = [self.textstringByReplacingCharactersInRange:rangewithString:string];//以@符號分割文本NSArray*temailArray = [completeStrcomponentsSeparatedByString:@"@"];//獲取郵箱前綴NSString*emailString = [temailArrayfirstObject];//郵箱匹配沒有輸入@符號時用@匹配NSString*matchString =@"@";if(temailArray.count>1){//如果已經(jīng)輸入@符號截取@符號以后的字符串作為匹配字符串matchString = [completeStrsubstringFromIndex:emailString.length];
}//匹配郵箱得到所有跟當(dāng)前輸入匹配的郵箱后綴NSMutableArray*suffixArray = [selfcheckEmailStr:matchString];//邊界控制如果沒有跟當(dāng)前輸入匹配的后綴置為@""NSString*fixStr = suffixArray.count>0? [suffixArrayfirstObject] :@"";//將lblEmail部分字段隱藏NSIntegercutLenth = suffixArray.count>0? completeStr.length: emailString.length;//最終的郵箱地址self.email= fixStr.length>0? [NSStringstringWithFormat:@"%@%@",emailString,fixStr] : completeStr;//設(shè)置lblEmail的attributeNSMutableAttributedString*attributeString = [[NSMutableAttributedStringalloc]initWithString:[NSStringstringWithFormat:@"%@%@",emailString,fixStr]];

[attributeStringaddAttribute:NSForegroundColorAttributeNamevalue:[UIColorclearColor]range:NSMakeRange(0,cutLenth)];self.mailLabel.attributedText= attributeString;//清空文本框內(nèi)容時隱藏lblEmailif(completeStr.length==0){self.mailLabel.text=@"";self.email=@"";
}
}