PHP code example of tacoberu / hayo

1. Go to this page and download the library: Download tacoberu/hayo 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/ */

tacoberu / hayo example snippets


use Taco\Hayo\HayoEngine;

$engine = HayoEngine::WithDefaultLibraries();

// Simple evaluation
$engine->evaluate("1 + 1"); // 2

// With arguments
$engine->evaluate("a + b", ["a" => 1, "b" => 2]); // 3


$engine->setCache(new MyCacheAdapter())
    ->evaluate("1 + a", ["a" => 1]);


$engine->registerLibrary("MyStrings", new MyStringsProvider())
    ->evaluate('MyStrings.format("result: ${0}", [1 + a])', ["a" => 1]);


HayoEngine::WithDefaultLibraries()
    ->evaluate("
inc = x -> x + 1
inc counter
    ", ["counter" => 41]); // 42


HayoEngine::WithDefaultLibraries()
    ->evaluate("List.map xs (x -> x * x)", ["xs" => [1, 2, 3]]); // [1, 4, 9]


HayoEngine::WithDefaultLibraries()
    ->evaluate("
xs
    |> List.map (x -> x * x)
    |> List.fold 0 (prev curr -> prev + curr)
    ", ["xs" => [1, 2, 3, 4]]); // 30