IntlChar::isUAlphabetic()
版本:php7
(PHP 7)
Check if code point has the Alphabetic Unicode property
说明
public static IntlChar::isUAlphabetic(mixed $codepoint): bool
Check if a code point has the Alphabetic Unicode property.
This is the same asIntlChar::hasBinaryProperty($codepoint, IntlChar::PROPERTY_ALPHABETIC)
参数
- $codepoint
The integer codepoint value(e.g.0x2603forU+2603 SNOWMAN), or the character encoded as a UTF-8 string(e.g."u{2603}")
返回值
Returns TRUE
if$codepointhas the Alphabetic Unicode property,FALSE
if not.
范例
Testing different code points
<?php var_dump(IntlChar::isUAlphabetic("A")); var_dump(IntlChar::isUAlphabetic("1")); var_dump(IntlChar::isUAlphabetic("\u{2603}")); ?>
以上例程会输出:
bool(true) bool(false) bool(false)
参见
- IntlChar::isalpha() Check if code point is a letter character
- IntlChar::hasBinaryProperty() Check a binary Unicode property for a code point
IntlChar::PROPERTY_ALPHABETIC