Answers for "delete object property vs undefined assignment javascript"

js delete object in dict

delete myArray[id_to_remove];

Posted by: Guest on February-19-2020

how to remove key value pair from object in javascript

delete object.keyname;

Posted by: Guest on December-18-2019

delete object property vs undefined assignment javascript

a.x = undefined
a.hasOwnProperty("x") // returns true

delete a.x
a.hasOwnProperty("x") // returns false

Posted by: Guest on January-05-2021

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