addRule() protected abstract method
Adds a rule to the RBAC system.
| protected abstract boolean addRule ( $rule ) | ||
|---|---|---|
| $rule | yii\rbac\Rule | 
 The rule to add  |  
| return | boolean | 
 Whether the rule is successfully added to the system  |  
| throws | Exception | 
 if data validation or saving fails (such as the name of the rule is not unique)  |  
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