Regular Expressions 101

^start of line

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

'key_to_search_for'the literal text 'key_to_search_for' (case sensitive)

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

'post_date'the literal text 'post_date' (case sensitive)

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

= 'the literal text = '

Group 1(\d{1,2} \w+ \w+)

\d{1,2}a Unicode decimal digit, repeated between 1 and 2 times

the literal (32₁₀ / 40₈ / 20₁₆)

\w+a Unicode word character, repeated at least once

the literal (32₁₀ / 40₈ / 20₁₆)

\w+a Unicode word character, repeated at least once

';the literal text ';

$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.

Search reference

Regular Expression

^\['key_to_search_for'\]\['post_date'\] = '(\d{1,2} \w+ \w+)';$

New

['key_to_search_for']['post_date'] = '10 days ago';