Answers for "javascript not equal undefined"

js if not undefined

if (typeof myVar !== "undefined") {
    console.log("myVar is DEFINED");
}

Posted by: Guest on October-23-2019

javascript check if undefined or null

if( typeof myVar === 'undefined' || myVar === null ){
    // myVar is undefined or null
}

Posted by: Guest on October-23-2019

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