Yii2.0rules verification rules

Required: required value verification attribute [[field name], required, requiredValue & gt; required value, message & gt; prompt information]; # Description: alias of CRequiredValidator, ensure that the feature is not empty. required: required value verification attribute

[['Field name'], required, 'requiredvalue '=> 'required value', 'message' => 'Prompt information']; # Description: alias of CRequiredValidator, ensure that the feature is not empty.

Email: email verification

['Email ', 'Email']; # Note: the alias of CEmailValidator ensures that the feature value is a valid email address.

Match: regular expression verification

[['Field name'], match, 'pattern' => 'regular expression', 'message' => 'Prompt information']; [['Field name'], match, 'Not '=> ture, 'pattern' => 'regular expression', 'message' => 'Prompt information'];/* reverse regex */# description: the alias CRegularExpressionValidator ensures that the feature matches a regular expression.

Url: url

['Website', 'URL', 'defaultscheme '=> 'http']; # Note: the alias of CUrlValidator ensures that the feature is a valid path.

Captcha: verification code

['Notificationcode', 'captcha ']; # Note: the alias of CCaptchaValidator ensures that the value of the feature is equal to the verification code displayed by captcha.

Safe: Secure

['description', 'safe'];

Compare: Comparison

['Age', 'compute', 'compute' => 30, 'operator' => '> =']; # Description: compareValue (constant value) -operator (comparison operator) # Description: the alias of CCompareValidator, which ensures that the feature value is equal to another feature or constant.

Default: default value

['Age', 'default', 'value' => null]; # Description: the alias of CDefaultValueValidator. a default value is assigned to the feature.

Exist: exist

['Username', 'exist']; # Description: the alias of CExistValidator. make sure that the attribute value exists in the specified data table field.

File: file

['Primaryimag', 'file', 'extension' => ['PNG ', 'jpg', 'GIF'], 'maxsize' => 1024*1024*1024]; # Note: the alias of CFileValidator ensures that the feature contains the name of an uploaded file.

Filter: filter

[['Username', 'Email '], 'filter', 'filter' => 'trim', 'skiponarray' => true]; # Description: alias of CFilterValidator, use a filter to convert attributes.

In: Range

['Level', 'in', 'range' => [1, 2, 3]; # Description: alias of CRangeValidator, make sure that the feature appears in a reserved value list.

Unique: Uniqueness

['Username', 'Unique'] # Note: the alias of CUniqueValidator ensures that the feature is unique in data table fields.

Integer: integer

['age', 'integer'];

Number: number

['salary', 'number'];

Double: double floating point type

['salary', 'double'];

Date: date

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

String: string

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

Boolean: whether it is a boolean value.

['Field name', 'boolean', 'truevalue '=> true, 'falsevalue' => false, 'strict' => true]; # Description: alias of CBooleanValidator

Image: whether it is a valid image file

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

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