IntlChar::isJavaSpaceChar()

版本：php7

(PHP 7)

Check if code point is a space character according to Java

说明

publicstaticIntlChar::isJavaSpaceChar(mixed $codepoint): bool

Determine 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).

参数

$codepoint

The integer codepoint value(e.g.0x2603forU+2603 SNOWMAN), or the character encoded as a UTF-8 string(e.g."u{2603}")

返回值

Returns TRUE if$codepointis a space character according to Java,FALSE if not.

范例

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)

参见

• IntlChar::isspace() Check if code point is a space character
• IntlChar::isWhitespace() Check if code point is a whitespace character according to ICU
• IntlChar::isUWhiteSpace() Check if code point has the White_Space Unicode property