Dates & Timesflags: g

12-Hour Time with AM/PM

Match 12-hour time formats with AM or PM suffix — e.g. 9:30 AM, 11:45:15 pm.

Try it in RegexPro

Pattern

regexJavaScript
/(?:0?[1-9]|1[0-2]):[0-5]\d(?::[0-5]\d)?\s?[AaPp][Mm]/g

Raw source: (?:0?[1-9]|1[0-2]):[0-5]\d(?::[0-5]\d)?\s?[AaPp][Mm]

How it works

Hour alternation covers 1–12 (optional leading zero), minute/second classes enforce 00–59, optional whitespace separates the AM/PM suffix. Case-insensitive AM/PM via character classes.

Examples

Input

9:30 AM

Matches

  • 9:30 AM

Input

11:45:15 pm

Matches

  • 11:45:15 pm

Input

13:00 PM

No match

—

Common use cases

  • US-style time input validation
  • Chat timestamp parsing
  • Calendar event extraction
  • Human-readable log scraping

Related concepts

Alternation with the | Operator

Concept

The pipe | matches either the expression on its left or on its right. Combine with groups to alternate over a subpattern.

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