GoLang IntlChar::isdigit

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PHP IntlChar::isdigit

PHP original manual for IntlChar::isdigit [ show | php.net ]

IntlChar::isdigit

(PHP 7)

IntlChar::isdigit — Check if code point is a digit character

Description

public static bool IntlChar::isdigit ( mixed $codepoint )

Determines whether the specified code point is a digit character.

TRUE for characters with general category "Nd" (decimal digit numbers). Beginning with Unicode 4, this is the same as testing for the 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

Returns TRUE if codepoint is a digit character, FALSE if not.

Examples

Example #1 Testing different code points

<?php
var_dump(IntlChar::isdigit("A"));
var_dump(IntlChar::isdigit("1"));
var_dump(IntlChar::isdigit("\t"));
?>

The above example will output:

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

See Also