How can I set Date object to null in Javascript?

I am trying to set check_date to null I tried new Date as 0, null but none of them are working for me. How can I achieve this? Code async lastDayToLive() { const allDiner = await this….

checking for null in javascript

if (valid === null) { return ”; } else if (!valid) { return ‘is-not-valid’; } else if (valid) { return ‘is-valid’; } else { return ”; } I have the above if-else-if chain in the code, trying …

Error in getting Value from Input Radio button

var numb=0; var responsen=[]; uid=123; function submit() { for (var index = 0;index

getElementById in React

Getting this error at the moment: Uncaught TypeError: Cannot read property ‘value’ of null I call this in my render function below:

How can I determine if a variable is ‘undefined’ or ‘null’?

How do I determine if variable is undefined or null? My code is as follows: var EmpName = $(“div#esd-names div#name”).attr(‘class’); if(EmpName == ‘undefined’){ // DO SOMETHING };