Regular Expressions 101

.*any character (except for line terminators), repeated any number of times

Character Class[0]{4}

{4}matches exactly 4 characters from the set below:

0the literal 0 (48₁₀ / 60₈ / 30₁₆)

86the literal text 86

Character Class[0-8]{2}

{2}matches exactly 2 characters from the set below:

0-8one character from 0 (48₁₀) to 8 (56₁₀)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

img the literal text img↵ (case sensitive)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

.*[0]{4}86[0-8]{2}\.img

C:\Users\Dave\Documents\Maps\Data\DemImg\00002639.img
Zambia.img
00002650.img
00008641.img
00008678.img
00008679.img