IntlChar::isspace()
版本:php7
(PHP 7)
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
- $codepoint
The integer codepoint value(e.g.0x2603forU+2603 SNOWMAN), or the character encoded as a UTF-8 string(e.g."u{2603}")
返回值
Returns TRUE
if$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