has

Determines if a thing has a given property.

This function does not generate an event.

Function

thing.has(name)

Arguments

Argument Type Description
name str (required) Name of the property to check.

Return value

Returns true when the given property name is found and otherwise false.

Example

This code shows an example use case of has():

tmp = {name: 'Iris'};

/* Check if `tmp` has a property `name` */
tmp.has('name');

Return value in JSON format

true