property-exists
Return a boolean indicating whether the object has the specified property (as a direct property of that object)
Install
$ npm install --save property-exists
Usage
var propertyExists = require('property-exists');
var person = {
name: 'Ygritte',
say: function() {
return "You know nothing, Jon Snow";
}
};
propertyExists(person, 'name');
propertyExists(person, 'foobar');
var anotherPerson = Object.create(person);
propertyExists(anotherPerson, 'name');
API
propertyExists()
Return a boolean indicating whether the object has the specified property (as a direct property of that object)
Params
- Object
obj - An object to test
- String
key - A property name to test
Return
License
MIT © Philipp Alferov