Snippets tagged “undefined”
3 snippets use this tag.
- How to Check for Empty/Undefined/Null String in JavaScriptJavaScript
In this tutorial, we are going to show you the ways of checking whether the JavaScript string is empty, undefined, or null. Just follow the guidelines.
- How to Check if the Variable is UndefinedJavaScript
This tutorial provides the method of checking whether the type of the variable is undefined. Read about the differences between undefined and “undefined”.
- The Difference Between Null and Undefined in JavaScriptJavaScript
Read this JavaScript tutorial and get relevant information about the differences between null and undefined data types. Find out their similarities as well.