Capturing Variable Names Alone
Explore how to use regular expressions to capture only variable names in JavaScript code. Understand positive lookahead and grouping techniques to isolate variable parts while ignoring methods. Learn to implement global replacement to modify all matches in code lines efficiently.
We'll cover the following...
We'll cover the following...
Looking at our code, we can easily find the pattern. Variable names have one of the following characters next to them: a blank space, a dot, a closing parenthesis, or a semicolon. This is true for our example code, but we could make this a bit more generic by extending that definition if we had to. ...