Answers for "check if exists in object javascript"

javascript does key exist

var person={"name":"Billy","age":20}
person.hasOwnProperty("name"); // true
person.hasOwnProperty("sex"); // false

Posted by: Guest on July-22-2019

how to check if object exists in javascript

if (typeof maybeObject != "undefined") {
   alert("GOT THERE");
}

Posted by: Guest on May-14-2020

test if property exists javascript

if (typeof maybeObject != "undefined") {
   alert("GOT THERE");
}

Posted by: Guest on January-01-1970

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