IntlChar::isgraph

(PHP 7, PHP 8)

IntlChar::isgraph — Check if code point is a graphic character

Description

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

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).

Parameters

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}")

Return Values

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

Examples

Example #1 Testing different code points

<?php
var_dump(IntlChar::isgraph("A"));
var_dump(IntlChar::isgraph("1"));
var_dump(IntlChar::isgraph("\u{2603}"));
var_dump(IntlChar::isgraph("\n"));
?>

The above example will output:

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

See Also

  • ctype_graph() - Check for any printable character(s) except space