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IntlChar::isUAlphabetic

(PHP 7, PHP 8)

IntlChar::isUAlphabetic — Check if code point has the Alphabetic Unicode property

說(shuō)明

public static IntlChar::isUAlphabetic(int|string $codepoint): ?bool

Check if a code point has the Alphabetic Unicode property.

This is the same as IntlChar::hasBinaryProperty($codepoint, IntlChar::PROPERTY_ALPHABETIC)

參數

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 has the Alphabetic Unicode property, false if not. Returns null on failure.

范例

示例 #1 Testing different code points

<?php
var_dump(IntlChar::isUAlphabetic("A"));
var_dump(IntlChar::isUAlphabetic("1"));
var_dump(IntlChar::isUAlphabetic("\u{2603}"));
?>

以上例程會(huì )輸出：

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

參見(jiàn)

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