IntlChar::isUWhiteSpace
(PHP 7, PHP 8)
IntlChar::isUWhiteSpace — Check if code point has the White_Space Unicode property
説明
Check if a code point has the White_Space Unicode property.
This is the same as IntlChar::hasBinaryProperty($codepoint, IntlChar::PROPERTY_WHITE_SPACE)
注意:
This is different from both IntlChar::isspace() and IntlChar::isWhitespace().
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}")。
返り値
Returns true if
codepoint has the White_Space Unicode property, false if not.
例
例1 さまざまなコードポイントの例
<?php
var_dump(IntlChar::isUWhiteSpace("A"));
var_dump(IntlChar::isUWhiteSpace(" "));
var_dump(IntlChar::isUWhiteSpace("\n"));
var_dump(IntlChar::isUWhiteSpace("\t"));
var_dump(IntlChar::isUWhiteSpace("\u{00A0}"));
?>
上の例の出力は以下となります。
bool(false) bool(true) bool(true) bool(true) bool(true)
参考
- IntlChar::isspace() - Check if code point is a space character
- IntlChar::isWhitespace() - Check if code point is a whitespace character according to ICU
- IntlChar::isJavaSpaceChar() - Check if code point is a space character according to Java
- IntlChar::hasBinaryProperty() - Check a binary Unicode property for a code point
IntlChar::PROPERTY_WHITE_SPACE
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