Regular Expressions 101

Pro

\ban ASCII word boundary

Group 1([A-Z][A-Z]\d{4})

Character Class[A-Z]

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

Character Class[A-Z]

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

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

\ban ASCII word boundary

Non-Capturing Group(?:(?![A-Z][A-Z]\d{4}).)*

*repeats the group contents below any number of times:

Negative Lookahead(?![A-Z][A-Z]\d{4})

Character Class[A-Z]

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

Character Class[A-Z]

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

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

.any character (except for line terminators)

\ban ASCII word boundary

goldthe literal text gold (case sensitive)

\ban ASCII word boundary

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

\b([A-Z][A-Z]\d{4})\b(?:(?![A-Z][A-Z]\d{4}).)*\bgold\b

New

HX3923, width: 0.3, height: 0.7, gold, HX3924, color="blue", width=0.3

HX3923, width: 0.3, height: 0.7, gold, HX3924, color="blue", width=0.3 HX3923, width: 0.3, height: 0.7, gold HX3923, width: 0.3, height: 0.7, gold HX3924, color="blue", width=0.3 HX3924, color="blue", width=0.3 HX3923, width: 0.3, height: 0.7, gold