Assertion: expression's parameter | /r/HasProperty | object
Facets:
Source sentences:
text: Also evaluates True if the left parameter is an object, and the value of any property equals the right parameter.
text: Also evaluates if the left parameter is an object, and the value of any property equals the right parameter.
text: If the left parameter is an object, convert the value of each property to match the type of the right parameter.
text: : count(): Parameter must be an array or an object that implements Countable inon line