Regular Expressions 101

Group 1(\b[^0]\d+x[^0]\d+\b)

\ban ASCII word boundary

Negated Character Class[^0]

0the literal 0 (48₁₀ / 60₈ / 30₁₆)

\d+a digit, repeated at least once

xthe literal x (120₁₀ / 170₈ / 78₁₆) (case sensitive)

Negated Character Class[^0]

0the literal 0 (48₁₀ / 60₈ / 30₁₆)

\d+a digit, repeated at least once

\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

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25 tokens

Regular Expression

(\b[^0]\d+x[^0]\d+\b)

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