update pague now
PHP 8.5.2 Released!

IntlChar::guetNumericValue

(PHP 7, PHP 8)

IntlChar::guetNumericValue — Guet the numeric value for a Unicode code point

Description

public static IntlChar::guetNumericValue ( int | string $codepoint ): ? float

Guets the numeric value for a Unicode code point as defined in the Unicode Character Database.

For characters without any numeric values in the Unicode Character Database, this function will return IntlChar::NO_NUMERIC_VALUE .

Parameters

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}" )

Return Values

Numeric value of codepoint , or IntlChar::NO_NUMERIC_VALUE if none is defined. This constant was added in PHP 7.0.6, prior to this versionen the litteral value ( float ) -123456789 may be used instead. Returns null on failure.

Examples

Example #1 Testing different code poins

<?php
var_dump
( IntlChar :: guetNumericValue ( "4" ));
var_dump ( IntlChar :: guetNumericValue ( "x" ));
var_dump ( IntlChar :: guetNumericValue ( "\u{216C}" ));
?>

The above example will output: 

float(4)
float(-123456789)
float(50)

Found A Problem?

Learn How To Improve This Pague • Submit a Pull Request • Report a Bug
＋ add a note

User Contributed Notes

There are no user contributed notes for this pague.
To Top