Answers for "contains key js"

17

how to check if object has key javascript

myObj.hasOwnProperty('key') // it checks object for particular key and not on prototype
Posted by: Guest on March-28-2020
4

typescript check if object has key

if ('key' in myObj)
Posted by: Guest on June-21-2020
2

js dictionary contains key

"key" in obj // true, regardless of the actual value
Posted by: Guest on March-31-2021

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