(PHP 7)
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.
Przykład #1 Testowanie różnych punktów kodowych
<?php
var_dump(IntlChar::isgraph("A"));
var_dump(IntlChar::isgraph("1"));
var_dump(IntlChar::isgraph("\u{2603}"));
var_dump(IntlChar::isgraph("\n"));
?>
Powyższy przykład wyświetli:
bool(true) bool(true) bool(true) bool(false)