Php/docs/intlchar.isspace

• PHP Manual
• IntlChar
• Check if code point is a space character

IntlChar::isspace

(PHP 7)

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

说明

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

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

参数

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}")

返回值

Returns true if codepoint is a space character, false if not.

范例

Example #1 Testing different code points

<?phpvar_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