Added in 1.9.0

$regex([name], text, re)

Returns the number of strings in text that matched the [[Scripting_Regex|regular expression}].

Parameters

[name] - Name of the search, which can later be referenced using $regml. (optional)
text - The text to search.
re - The [[Scripting_Regex|regular expression}] to perform.

Example

; Search the text for the pattern '(hello)' and print the result.
//echo -ag Number of matches: $regex(Hello World, /(hello)/) match 1 is: $regml(1)