Regular Expressions 101

1st Alternative[^.@]*?\.\w{2,}$

Negated Character Class[^.@]*?

*?matches any number of characters outside the set below:

.the literal . (46₁₀ / 56₈ / 2E₁₆)

@the literal @ (64₁₀ / 100₈ / 40₁₆)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\w{2,}any word character, repeated at least 2 times

$end of line

2nd Alternative[^.@]*?\.com?\.\w{2}$

Negated Character Class[^.@]*?

*?matches any number of characters outside the set below:

.the literal . (46₁₀ / 56₈ / 2E₁₆)

@the literal @ (64₁₀ / 100₈ / 40₁₆)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

cothe literal text co (case sensitive)

m?optionally matches the literal m (109₁₀ / 155₈ / 6D₁₆) (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\w{2}any word character, repeated exactly 2 times

$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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25 tokens

Regular Expression

[^.@]*?\.\w{2,}$|[^.@]*?\.com?\.\w{2}$

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