Regular Expressions 101

Pro

/the literal / (47₁₀ / 57₈ / 2F₁₆)

Positive Lookahead(?=[^/]{5}(?:/| |$))

Negated Character Class[^/]{5}

{5}matches exactly 5 characters outside the set below:

/the literal / (47₁₀ / 57₈ / 2F₁₆)

Non-Capturing Group(?:/| |$)

1st Alternative/

/the literal / (47₁₀ / 57₈ / 2F₁₆)

2nd Alternative

the literal (32₁₀ / 40₈ / 20₁₆)

3rd Alternative$

$end of line

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.

25 tokens

Regular Expression

/(?=[^/]{5}(?:/| |$))

New

07070 should give me 07070
07070/01010 should give me 07070 01010
0/0/0/BBBBB should give me 0/0/0 BBBBB
AAAAA/BBBBB/CCCCC should give me AAAAA BBBBB CCCCCC

Extraction

07070 should give me 07070
07070/01010 should give me 07070 01010
0/0/0/BBBBB should give me 0/0/0 BBBBB
AAAAA/BBBBB/CCCCC should give me AAAAA BBBBB CCCCCC