Regular Expressions 101

Group 1(emp\[\d+]\.)

empthe literal text emp (case sensitive)

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

\d+a digit, repeated at least once

]the literal ] (93₁₀ / 135₈ / 5D₁₆)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

id=the literal text id= (case sensitive)

Group 2(\d+)

\d+a digit, repeated at least once

&the literal & (38₁₀ / 46₈ / 26₁₆)

\1the text saved by group 1

name=the literal text name= (case sensitive)

Group 3([^&]+)

Negated Character Class[^&]+

+matches at least one character outside the set below:

&the literal & (38₁₀ / 46₈ / 26₁₆)

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

(emp\[\d+]\.)id=(\d+)&\1name=([^&]+)

New

http://localhost:8080/list?emp[0].id=21&emp[0].name=john&emp[1].id=22&emp[1].name=tom