JavaScript: Regex Replacement String Dollar Sign Sequence
When using regex, the following dollar sign sequence have special meaning in the replace string.
This is used by:
$n- nth captured match. (n is a positive integer less than 100)
$<name>- refers to named capture name.
$&- the matched string.
$`- the string before the matched string.
$'- the string after the matched string.
$$- literal dollar sign character.
JavaScript Regular Expression
- RegExp Tutorial
- RegExp Functions
- RegExp Syntax
- RegExp Flags
- Replacement String Dollar Sign Sequence
- Replacement Function Arguments