PHP code example of ddrv / env

1. Go to this page and download the library: Download ddrv/env library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php.

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

ddrv / env example snippets




use Ddrv\Env\Env;
use Ddrv\Env\VariableProvider\EnvVariableProvider;
use Ddrv\Env\VariableProvider\FileVariableProvider;

/*
 * $_ENV = [
 *     'APP_VAR_1' => 'value1',
 *     'APP_VAR_2' => 'value2',
 * ];
 */


$env = new Env(
    new EnvVariableProvider(),
    new FileVariableProvider('/path/to/project/.env'),
);

$env->get('APP_VAR_1'); // returns 'value1'
$env->get('APP_VAR_2'); // returns 'value2'
$env->get('APP_VAR_3'); // returns 'value3'
$env->get('APP_VAR_4'); // returns null
$env->get('APP_VAR_5', 'defaultValue'); // returns 'defaultValue'




use Ddrv\Env\Env;
use Ddrv\Env\VariableProvider\EnvVariableProvider;
use Ddrv\Env\VariableProvider\FileVariableProvider;
use Ddrv\Env\VariableProvider\PrefixedVariableProvider;

/*
 * $_ENV = [
 *     'APP_VAR_1' => 'value1',
 *     'APP_VAR_2' => 'value2',
 * ];
 */


$env = new Env(
    new PrefixedVariableProvider(new EnvVariableProvider(), 'APP_'),
    new PrefixedVariableProvider(new FileVariableProvider('/path/to/project/.env'), 'APP_'),
);

$env->get('VAR_1'); // returns 'value1'
$env->get('VAR_2'); // returns 'value2'
$env->get('VAR_3'); // returns 'value3'
$env->get('VAR_4'); // returns null
$env->get('VAR_5', 'defaultValue'); // returns 'defaultValue'