preg_match_all()

preg_match_all()

function preg_match_all(string $pattern, string $subject): int

Performs a global regular expression match and returns the number of matches.

Parameters:

• $pattern (string)
• $subject (string)

Returns: int

Availability

• Compiled (AOT): supported by the Elephc code generator.
• eval() (magician interpreter): supported — declarative interpreter builtin (crates/elephc-magician/src/interpreter/builtins/regex/preg_match_all.rs).

No examples yet — check examples/ and showcases/ for usage patterns.

Internals

For how preg_match_all is implemented in the compiler, see the internals page.