regex_tester_client.title
> regex_tester_client.desc_1
> regex_tester_client.desc_2
//g
regex_tester_client.label_flags
regex_tester_client.label_examples
FAQ
What is a regular expression?↓
A regular expression (regex) is a pattern used for matching and processing text. It is used in programming for searching, replacing, and validating strings.
What flags are supported?↓
g (global), i (case-insensitive), m (multiline), s (dot matches newline), u (Unicode).
What regex engine is used?↓
We use the standard JavaScript RegExp engine, which is compatible with most programming languages.