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IntlChar::isalpha

(PHP 7, PHP 8)

IntlChar::isalphaCheck if code point is a letter character

Description

public static IntlChar::isalpha(mixed $codepoint): bool

Determines whether the specified code point is a letter character. true for general categories "L" (letters).

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 letter character, false if not.

Examples

Example #1 Testing different code points

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

The above example will output:

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

See Also

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