Get the decimal digit value of a decimal digit character

IntlChar::charAge
IntlChar::charDirection
IntlChar
PHP Manual

# IntlChar::charDigitValue

(PHP 7)

IntlChar::charDigitValue — Get the decimal digit value of a decimal digit character

### Description

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}")

### Return Values

The decimal digit value of `codepoint`, or -1 if it is not a decimal digit character.

### Examples

Example #1 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

- IntlChar::getNumericValue() - Get the numeric value for a Unicode code point

IntlChar::charAge
IntlChar::charDirection
IntlChar
PHP Manual