What you would learn in Regular Expressions for Beginners and Beyond! With Exercises course?
Regular expressions are notorious for being hard to understand. This course will provide tools and a method to unlock the power of regular expressions for writing compact and elegant code.
This course will teach you concepts from the basic to the advanced.
Negation and character collections
The character ranges
Greedy vs. Lazy Quantifiers
Multi-Character Quantifiers & Options
Capturing groups (numbed and named)
Look ahead and Lookbehind
You can either start from the beginning or move on to concepts you have always been curious about but have not had the chance to learn.
The examples are presented in a narrative, logical way. We will look at how we can tweak an example to make it more powerful. This allows the concepts to flow easily from one example to the next.
Regex101 is used in the course (with the author's permission) to demonstrate how regular expressions match test strings. Slides are provided to break down each regular expression and explain each one.
The syntax for basic regular expressions
Tokens that represent classes of characters
Use flags and greedy/lazy to fine-tune your regular expressions
You can use groups to do more advanced searches and replace parts of strings.
Look ahead and Lookbehind.
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