javascript check if undefined or null
if( typeof myVar === 'undefined' || myVar === null ){
// myVar is undefined or null
}javascript check if undefined or null
if( typeof myVar === 'undefined' || myVar === null ){
// myVar is undefined or null
}js if not undefined or null
if(variable == null) //variable is undefined or nullCopyright © 2021 Codeinu
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