Check if code point is punctuation character

Check if code point is punctuation character
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PHP Manual IntlChar Check if code point is punctuation character

public static IntlChar::ispunct(int|string $codepoint): ?bool

Determines whether the specified code point is a punctuation character.

true for characters with general categories "P" (punctuation).

codepoint: The int codepoint value (e.g. 0x2603 for U+2603 SNOWMAN), or the character encoded as a UTF-8 string (e.g. "\u{2603}")

Returns true if codepoint is a punctuation character, false if not. Returns null on failure.

Example #1 Testing different code points

<?phpvar_dump(IntlChar::ispunct("."));var_dump(IntlChar::ispunct(","));var_dump(IntlChar::ispunct("\n"));var_dump(IntlChar::ispunct("$"));

The above example will output:

bool(true)
bool(true)
bool(false)
bool(false)

IntlChar::ispunct