PHP | IntlChar getNumericValue() Function
Last Updated :
27 Aug, 2019
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The IntlChar::getNumericValue() function is an inbuilt function in PHP which is used to get the numeric value for a Unicode code point as defined in the Unicode Character Database.
Syntax:
php
php
float IntlChar::getNumericValue( $codepoint )Parameters: This function accepts a single parameter $codepoint which is mandatory. The input parameter is a character, which is encoded as a UTF-8 string. Return Value: This function returns the numeric value of codepoint on success, or IntlChar::NO_NUMERIC_VALUE if none is defined. Below programs illustrate the IntlChar::getNumericValue() function in PHP: Example 1:
<?php
// PHP program to illustrate the use of
// IntlChar::getNumericValue() Function
// Input int codepoint value
var_dump(IntlChar::getNumericValue("2"));
// Input int codepoint value
var_dump(IntlChar::getNumericValue("4"));
// Input char codepoint value
var_dump(IntlChar::getNumericValue("G"));
// Input string codepoint value
var_dump(IntlChar::getNumericValue("Geeks"));
// Input Symbolic codepoint value
var_dump(IntlChar::getNumericValue("$"));
// Input Symbolic codepoint value
var_dump(IntlChar::getNumericValue("\u{216C}"));
// Input Symbolic codepoint value
var_dump(IntlChar::getNumericValue("\u{216F}"));
?>
Output:
Example 2:
float(2) float(4) float(-123456789) NULL float(-123456789) float(50) float(1000)
<?php
// PHP program to illustrate the use of
// IntlChar::getNumericValue() Function
// Declare an array with
// different codepoint value
$arr = array("4",
"1",
"Geeks",
"\u{216C}",
"\u{216F}",
65,
);
// For loop condition to check
// each character through function
foreach ($arr as $val) {
// Check each element as code point data
var_dump(IntlChar::getNumericValue($val));
}
?>
Output:
Reference: http://php.net/manual/en/intlchar.getnumericvalue.php
float(4) float(1) NULL float(50) float(1000) float(-123456789)
