Detailed introduction of Yii2.0 rules verification rule set

This article mainly introduces the detailed explanation of Yii2.0 rulesVerification rulesset, which has certain reference value. Interested friends can refer to it.

I am also on the way to learn Yii2 recently, so today can be considered as a study note!

required: Must value verification attribute

The code is as follows:

[['字段名'],required,'requiredValue'=>'必填值','message'=>'提示信息']; 
#说明:CRequiredValidator 的别名, 确保了特性不为空.

email : Email verification

The code is as follows:

['email', 'email']; #说明:CEmailValidator的别名,确保了特性的值是一个有效的电邮地址.

match: regular verification

[['字段名'],match,'pattern'=>'正则表达式','message'=>'提示信息']; 

[['字段名'],match,'not'=>ture,'pattern'=>'正则表达式','message'=>'提示信息']; 
/*正则取反*/ #说明:CRegularExpressionValidator 的别名, 确保了特性匹配一个正则表达式.

url: URL

The code is as follows:

['website', 'url', 'defaultScheme' => 'http']; #说明:CUrlValidator 的别名, 确保了特性是一个有效的路径.

captcha: Verification code

The code is as follows:

['verificationCode', 'captcha']; #说明:CCaptchaValidator 的别名,确保了特性的值等于 CAPTCHA 显示出来的验证码.

safe : Safe

['description', 'safe'];

compare : Compare the

code as follows:

['age', 'compare', 'compareValue' => 30, 'operator' => '>=']; 
#说明:compareValue(比较常量值) - operator(比较操作符)  
#说明:CCompareValidator 的别名,确保了特性的值等于另一个特性或常量.

default : Default value

The code is as follows:

['age', 'default', 'value' => null]; #说明:CDefaultValueValidator 的别名, 为特性指派了一个默认值.

exist: Existence

The code is as follows:

['username', 'exist']; #说明:CExistValidator 的别名,确保属性值存在于指定的数据表字段中.

file: File

The code is as follows:

['primaryImage', 'file', 'extensions' => ['png', 'jpg', 'gif'], 'maxSize' => 1024*1024*1024]; 
#说明:CFileValidator 的别名, 确保了特性包含了一个上传文件的名称.

filter: filter

The code is as follows:

[['username', 'email'], 'filter', 'filter' => 'trim', 'skipOnArray' => true]; 
#说明:CFilterValidator 的别名, 使用一个filter转换属性.

in: Range

The code is as follows:

['level', 'in', 'range' => [1, 2, 3]]; #说明:CRangeValidator 的别名,确保了特性出现在一个预订的值列表里.

unique: Uniqueness

The code is as follows:

['username', 'unique'] #说明:CUniqueValidator 的别名,确保了特性在数据表字段中是唯一的.

integer : Integer

['age', 'integer'];

number : Number

['salary', 'number'];

double : Double precisionFloating point

['salary', 'double'];

date : Date

[['from', 'to'], 'date'];

string : String

['username', 'string', 'length' => [4, 24]];

boolean: Whether it is a Boolean value

The code is as follows:

['字段名', 'boolean', 'trueValue' => true, 'falseValue' => false, 'strict' => true]; #说明:CBooleanValidator 的别名

image: Whether it is a valid image file

The code is as follows:

['primaryImage','image', 'extensions' => 'png, jpg,jpeg','minWidth' => 100,'maxWidth' => 1000,'minHeight' => 100,'maxHeight' => 1000,]

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