is there any function like string.isnullorempty() in javascript

javascript jquery null undefined
uzay95 picture uzay95 · Oct 20, 2010 · Viewed 29.1k times · Source

I always (thing != undefined || thing != null)?...:...; check. Is there any method will return bool after this check in javascript or jquery ?

And how would you add this check in jquery as a function?

Answer

femseks picture femseks · Oct 20, 2010 
if (thing)
{
   //your code
}

Is that what you are looking for?

Related questions

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 }; <div id="esd-names"> <div id="name"></div&…

Read More
How to check null objects in jQuery

I'm using jQuery and I want to check the existence of an element in my page. I have written following code, but it's not working: if($("#btext" + i) != null) { //alert($("#btext" + i).text()); $("#btext" + i).text("Branch " + i); } How do …

Read More
How do I redirect to another webpage?

How can I redirect the user from one page to another using jQuery or pure JavaScript?

Read More