RegExplain embed | Averonsoft

Flavor

Pattern

Flagsg i m s u y d v (JavaScript)

Test string

Call 555-1234 or 999-9999

Plain-English explanation

Flavor: JavaScript RegExp

Flags: g (find all matches)

Match digit character (0–9), repeated exactly 3 times. Then Match the character "-". Then Match digit character (0–9), repeated exactly 4 times.