Regular Expressions 101

Explanation

Pro

^start of string

Group 1([a-zA-Z0-9])*

*repeats the group contents below any number of times:

Character Class[a-zA-Z0-9]

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

0-9one character from 0 (48₁₀) to 9 (57₁₀)

Group 2(\s|_)

1st Alternative\s

\sa Unicode whitespace character

2nd Alternative_

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

Group 3(__IMG__\d{4}_\d{2}_\d{2}__\d{2}_\d{2}_\d{2}_\d{3}|PXL_\d{8}_\d{9})

1st Alternative__IMG__\d{4}_\d{2}_\d{2}__\d{2}_\d{2}_\d{2}_\d{3}

__IMG__the literal text __IMG__ (case sensitive)

\d{4}a Unicode decimal digit, repeated exactly 4 times

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

\d{2}a Unicode decimal digit, repeated exactly 2 times

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

\d{2}a Unicode decimal digit, repeated exactly 2 times

__the literal text __

\d{2}a Unicode decimal digit, repeated exactly 2 times

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

\d{2}a Unicode decimal digit, repeated exactly 2 times

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

\d{2}a Unicode decimal digit, repeated exactly 2 times

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

\d{3}a Unicode decimal digit, repeated exactly 3 times

2nd AlternativePXL_\d{8}_\d{9}

PXL_the literal text PXL_ (case sensitive)

\d{8}a Unicode decimal digit, repeated exactly 8 times

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

\d{9}a Unicode decimal digit, repeated exactly 9 times

Group 4(\.capture|heic|jpg])

1st Alternative\.capture

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

capturethe literal text capture (case sensitive)

2nd Alternativeheic

heicthe literal text heic (case sensitive)

3rd Alternativejpg]

jpg]the literal text jpg] (case sensitive)

Match Information

Detailed match information will be displayed here automatically.

Quick Reference

25 tokens

Regular Expression

^([a-zA-Z0-9])*(\s|_)(__IMG__\d{4}_\d{2}_\d{2}__\d{2}_\d{2}_\d{2}_\d{3}|PXL_\d{8}_\d{9})(\.capture|heic|jpg])

New

abcde PXL_20230711_210613237.jpg

Extraction

abcde PXL_20230711_210613237.jpg