PHP - Manual: IntlChar::isJavaSpaceChar
2024-12-21
(PHP 7, PHP 8)
IntlChar::isJavaSpaceChar — Check if code point is a space character according to Java
$codepoint
): ?boolDetermine if the specified code point is a space character according to Java.
true
for characters with general categories "Z" (separators), which does not include control codes (e.g., TAB or Line Feed).
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}"
)
Returns true
if
codepoint
is a space character according to Java, false
if not. Returns null
on failure.
示例 #1 Testing different code points
<?php
var_dump(IntlChar::isJavaSpaceChar("A"));
var_dump(IntlChar::isJavaSpaceChar(" "));
var_dump(IntlChar::isJavaSpaceChar("\n"));
var_dump(IntlChar::isJavaSpaceChar("\t"));
var_dump(IntlChar::isJavaSpaceChar("\u{00A0}"));
?>
以上例程会输出:
bool(false) bool(true) bool(false) bool(false) bool(true)
官方地址:https://www.php.net/manual/en/intlchar.isjavaspacechar.php