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Example code of paulzi/yii2-json-behavior

Informations about the package yii2-json-behavior

Yii2 json attribute behavior

Auto decode/encode attribute value in json, provide array access and json validator.

WARNING! From version 2.0.14 Yii has built-in DB JSON-type, and this behavior is no longer required.

Russian readme

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Install

Install via Composer:

or add

to the require section of your composer.json file.

Usage

JsonBehavior

Configure your model:

Now you can access to attribute as array:

Set attribute via json string:

Set attribute via array:

Convert to json string:

Convert to array:

Check empty:

emptyValue

You can set emptyValue option to define an empty JSON value (default null). Can be '{}', '[]'' or null.

JsonValidator

Configure your model (see behavior config upper):

Validate:

You can set merge = true, in this case, instead of replacing all field data of the transmitted data, array_merge() will be applied with old data in the field (which are taken from oldAttributes of ActiveRecord). This option can be apply only with ActiveRecord:

JsonField

You can use JsonField class for other models:

How To

Usage isAttributeChanged() and getDirtyAttributes()

Yii2 does not provide the ability to inject code to check attribute dirty.

If you need to use methods isAttributeChanged() or getDirtyAttributes(), you can override them in model:

All versions of yii2-json-behavior with dependencies

PHP Build Version
Package Version
Requires php Version >=5.4.0
yiisoft/yii2 Version ~2.0.0
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