Steps to Create Express JS App & Installing Module
Step 1: Create a new directory for your project:
mkdir ejs-undefined-properties
Step 2: Navigate into the project directory:
cd ejs-undefined-properties
Step 3: Initialize npm (Node Package Manager) to create a package.json file:
npm init -y
Step 4: Install required modules (Express and EJS) using npm:
npm install express ejs
How to check for undefined property in EJS for Express JS ?
This article explores various techniques to handle undefined properties within EJS templates used in ExpressJS applications. It guides you on how to gracefully manage scenarios where data passed to the template might lack specific properties, preventing errors and ensuring a smooth user experience.
We will discuss different types of approaches to check for undefined properties in EJS for ExpressJS.
Table of Content
- Using Conditional Statements (if-else)
- Using Ternary Operators
- Implementing Default Values with the || Operator
- Using the typeof Operator