JavaScript Guy

When I run my game in Google Chrome and Firefox, the game screen is black, once I refresh it, it ru… Read more Phaser Error On First Load Of Game Undefined Variables

I'm not even certain what the title of this question should be - I'm not sure what is going… Read more Javascript Recursion Function Returning Undefined

I have a json-object, which I print to the screen (using alert()-function): alert(object); Here is… Read more Javascript Says Json Object Property Is Undefined Although It's Not

I load js files dynamically in my project putting their content in a script tag in the head. Each f… Read more Cascading Object Declaration Gives Undefined Typeof From Second Object On

[Bounty Edit] I'm looking for a good explanation when you should set/use null or undefined and … Read more When To Check For Undefined And When To Check For Null

heroku report me a error: Call to undefined function imagecreatefromjpeg() ..at line 177, where at … Read more How Can I Fix Heroku Imagecreatefromjpeg()

Here I am trying to make a typing effect by pure Javascript Code. But it is giving me Wrong output.… Read more Why I Am Getting Wrong Output In JavaScript?

I have an array like: var array = [1, 2, undefined, undefined, 7, undefined] and need to replace a… Read more How To Replace All Undefined Values In An Array With "-"?