Regular Expressions 101

^start of line

Character Class[a-z]*

*matches any number of characters from the set below:

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

pthe literal p (112₁₀ / 160₈ / 70₁₆) (case sensitive)

.any character (except for line terminators)

tthe literal t (116₁₀ / 164₈ / 74₁₆) (case sensitive)

.?optionally matches any character (except for line terminators)

Character Class[a-z]*

*matches any number of characters from the set below:

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

$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

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Search reference

Regular Expression

^[a-z]*p.t.?[a-z]*$

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