IntlChar::isspace

(PHP 7)

IntlChar::isspace — Check if code point is a space character

说明

public static bool IntlChar::isspace ( mixed $codepoint )

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

参数

codepoint: The integer codepoint value (e.g. 0x2603 for U+2603 SNOWMAN), or the character encoded as a UTF-8 string (e.g. "\u{2603}")

返回值

Returns TRUE if codepoint is a space character, FALSE if not.

范例

Example #1 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