(PHP 7)
Get the decimal digit value of a decimal digit character
public static int IntlChar::charDigitValue ( mixed $codepoint )
Returns the decimal digit value of a decimal digit character.
Such characters have the general category "Nd" (decimal digit numbers) and a Numeric_Type of Decimal.
Parameters:
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}")
Returns:
The decimal digit value of codepoint
, or -1 if it is not a decimal digit character.
Examples:
Testing different code points
<?php var_dump(IntlChar::charDigitValue("1")); var_dump(IntlChar::charDigitValue("\u{0662}")); var_dump(IntlChar::charDigitValue("\u{0E53}")); ?>
The above example will output:
int(1) int(2) int(3)
See also:
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