IntlChar::charType

コードポイントの一般カテゴリの値を取得する

説明

public static intnull IntlChar::charType(intstring $codepoint)

コードポイントの一般カテゴリの値を返します。

パラメータ

codepoint: コードポイントを表す int 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}")。

戻り値

一般カテゴリタイプの値を返します。以下の定数のうちのひとつです:

IntlChar::CHAR_CATEGORY_UNASSIGNED
IntlChar::CHAR_CATEGORY_GENERAL_OTHER_TYPES
IntlChar::CHAR_CATEGORY_UPPERCASE_LETTER
IntlChar::CHAR_CATEGORY_LOWERCASE_LETTER
IntlChar::CHAR_CATEGORY_TITLECASE_LETTER
IntlChar::CHAR_CATEGORY_MODIFIER_LETTER
IntlChar::CHAR_CATEGORY_OTHER_LETTER
IntlChar::CHAR_CATEGORY_NON_SPACING_MARK
IntlChar::CHAR_CATEGORY_ENCLOSING_MARK
IntlChar::CHAR_CATEGORY_COMBINING_SPACING_MARK
IntlChar::CHAR_CATEGORY_DECIMAL_DIGIT_NUMBER
IntlChar::CHAR_CATEGORY_LETTER_NUMBER
IntlChar::CHAR_CATEGORY_OTHER_NUMBER
IntlChar::CHAR_CATEGORY_SPACE_SEPARATOR
IntlChar::CHAR_CATEGORY_LINE_SEPARATOR
IntlChar::CHAR_CATEGORY_PARAGRAPH_SEPARATOR
IntlChar::CHAR_CATEGORY_CONTROL_CHAR
IntlChar::CHAR_CATEGORY_FORMAT_CHAR
IntlChar::CHAR_CATEGORY_PRIVATE_USE_CHAR
IntlChar::CHAR_CATEGORY_SURROGATE
IntlChar::CHAR_CATEGORY_DASH_PUNCTUATION
IntlChar::CHAR_CATEGORY_START_PUNCTUATION
IntlChar::CHAR_CATEGORY_END_PUNCTUATION
IntlChar::CHAR_CATEGORY_CONNECTOR_PUNCTUATION
IntlChar::CHAR_CATEGORY_OTHER_PUNCTUATION
IntlChar::CHAR_CATEGORY_MATH_SYMBOL
IntlChar::CHAR_CATEGORY_CURRENCY_SYMBOL
IntlChar::CHAR_CATEGORY_MODIFIER_SYMBOL
IntlChar::CHAR_CATEGORY_OTHER_SYMBOL
IntlChar::CHAR_CATEGORY_INITIAL_PUNCTUATION
IntlChar::CHAR_CATEGORY_FINAL_PUNCTUATION
IntlChar::CHAR_CATEGORY_CHAR_CATEGORY_COUNT

例

例1 さまざまなコードポイントの例

<?php
var_dump(IntlChar::charType("A") === IntlChar::CHAR_CATEGORY_UPPERCASE_LETTER);
var_dump(IntlChar::charType(".") === IntlChar::CHAR_CATEGORY_OTHER_PUNCTUATION);
var_dump(IntlChar::charType("\t") === IntlChar::CHAR_CATEGORY_CONTROL_CHAR);
var_dump(IntlChar::charType("\u{2603}") === IntlChar::CHAR_CATEGORY_OTHER_SYMBOL);
var_dump(IntlChar::charType("multiple chars") === null);
?>

上の例の出力は以下となります。

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