example_variables.php

<?php

/*
 * EXAMPLE: Variables usage
 *
 * This example shows you how to use variables in
 * the Fluid template language and illustrates
 * how dynamic variable access works.
 */

require __DIR__ . '/include/view_init.php';

// Assigning View variables: we assign variables that will be used by the
// expressions we build in this example.
$dynamic1 = 'DYN1'; // used as dynamic part when accessing other variables
$dynamic2 = 'DYN2'; // used as dynamic part when accessing other variables

// In this example we assign all our variables in one array. Alternative is
// to repeatedly call $view->assign('name', 'value').
$view->assignMultiple([
    // Casting types
    'types' => [
        'csv' => 'one,two',
        'aStringWithNumbers' => '132 a string',
        'anArray' => ['one', 'two'],
        'typeNameInteger' => 'integer'
    ],
    'foobar' => 'string foo',
    // The variables we will use as dynamic part names:
    'dynamic1' => $dynamic1,
    'dynamic2' => $dynamic2,
    // Strings we will be accessing dynamically:
    'stringwith' . $dynamic1 . 'part' => 'String using $dynamic1',
    'stringwith' . $dynamic2 . 'part' => 'String using $dynamic2',
    // Arrays we will be accessing dynamically:
    'array' => [
        'fixed' => 'Fixed key in $array[fixed]',
        // A numerically indexed array which we will access directly.
        'numeric' => [
            'foo',
            'bar'
        ],
        $dynamic1 => 'Dynamic key in $array[$dynamic1]',
        $dynamic2 => 'Dynamic key in $array[$dynamic2]',
    ],
    '123numericprefix' => 'Numeric prefixed variable',
    // A variable whose value refers to another variable name
    'dynamicVariableName' => 'foobar'
]);

// Assigning the template path and filename to be rendered. Doing this overrides
// resolving normally done by the TemplatePaths and directly renders this file.
$paths->setTemplatePathAndFilename(__DIR__ . '/Resources/Private/Singles/Variables.html');

// Rendering the View: plain old rendering of single file, no bells and whistles.
$output = $view->render();

// Output using helper from view_init.php
example_output($output);