IntlChar::isspace()

版本：php7

(PHP 7)

Check if code point is a space character

说明

publicstaticIntlChar::isspace(mixed $codepoint): bool

Determines if the specified character is a space character or not.

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,FALSE if not.

范例

Testing different code points

<?php
var_dump(IntlChar::isspace("A"));
var_dump(IntlChar::isspace(" "));
var_dump(IntlChar::isspace("\n"));
var_dump(IntlChar::isspace("\t"));
var_dump(IntlChar::isspace("\u{00A0}"));
?>

以上例程会输出：

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

参见

• IntlChar::isJavaSpaceChar() Check if code point is a space character according to Java
• 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