(PHP 7, PHP 8)
IntlChar::isgraph — Check if code point is a graphic character
Determines whether the specified code point is a "graphic" character (printable, excluding spaces).
true for all characters except those with general categories "Cc" (control codes), "Cf" (format controls), "Cs" (surrogates), "Cn" (unassigned), and "Z" (separators).
Returns true if
codepoint is a "graphic" character, false if not. Returns null on failure.
Beispiel #1 Testen unterschiedlicher Codepoints
<?php
var_dump(IntlChar::isgraph("A"));
var_dump(IntlChar::isgraph("1"));
var_dump(IntlChar::isgraph("\u{2603}"));
var_dump(IntlChar::isgraph("\n"));
?>Das oben gezeigte Beispiel erzeugt folgende Ausgabe:
bool(true) bool(true) bool(true) bool(false)