PYTHON constant

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Python replacement for PHP's constant [ edit ]



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PHP constant

PHP original manual for constant [ show | php.net ]

constant

(PHP 4 >= 4.0.4, PHP 5)

constantReturns the value of a constant

Description

mixed constant ( string $name )

Return the value of the constant indicated by name .

constant() is useful if you need to retrieve the value of a constant, but do not know its name. I.e. it is stored in a variable or returned by a function.

This function works also with class constants.

Parameters

name

The constant name.

Return Values

Returns the value of the constant, or NULL if the constant is not defined.

Examples

Example #1 constant() example

<?php

define
("MAXSIZE"100);

echo 
MAXSIZE;
echo 
constant("MAXSIZE"); // same thing as the previous line


interface bar {
    const 
test 'foobar!';
}

class 
foo {
    const 
test 'foobar!';
}

$const 'test';

var_dump(constant('bar::'$const)); // string(7) "foobar!"
var_dump(constant('foo::'$const)); // string(7) "foobar!"

?>

See Also