PHP 7.1.18 Released

IntlChar::isbase

(PHP 7)

IntlChar::isbaseCheck if code point is a base character

説明

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

Determines whether the specified code point is a base character. TRUE for general categories "L" (letters), "N" (numbers), "Mc" (spacing combining marks), and "Me" (enclosing marks).

注意:

This is different from the Unicode definition in chapter 3.5, conformance clause D13, which defines base characters to be all characters (not Cn) that do not graphically combine with preceding characters (M) and that are neither control (Cc) or format (Cf) characters.

パラメータ

codepoint

コードポイントを表す integer 型の値 (例: U+2603 SNOWMAN を表す 0x2603)、あるいは UTF-8 文字列としてエンコードされた文字 (例: "\u{2603}")。

返り値

Returns TRUE if codepoint is a base character, FALSE if not.

例1 さまざまなコードポイントの例

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

上の例の出力は以下となります。

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

参考

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