Checks whether the specified rule exists in the collection of added rules. If the rule is of the thread level, this operation is performed only on the current thread.
> **NOTE**<br>This API is deprecated since API version 9. You are advised to use [hichecker.containsCheckRule](#hicheckercontainscheckrule9) instead.
Checks whether the specified rule exists in the collection of added rules. If the rule is of the thread level, this operation is performed only on the current thread.