PHP code example of pre / phpx

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

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

    

pre / phpx example snippets

public function render($name, $props = null)
{
    $props = $this->propsFrom($props);

    if ($function = globalFunctionMatching($name)) {
        return call_user_func($function, $props);
    }

    if ($class = globalClassMatching($name)) {
        return (new $class($props))->render();
    }

    // render HTML from a list of allowed elements...

    return $this->format("...");
}

namespace Example\Application;

// don't forget to define or import render
// everywhere you use HTML-in-PHP syntax
use function Pre\Phpx\Html\render;

function MyForm($props) {
    return (
        <form>
            {$props->showLabel ? <label htmlFor={"email"}>Email</label> : null}
            <input type={"text"} name={"email"} id={"email"} />
        </form>
    );
}

// ...later

print render(<Example.Application.MyForm />);

namespace Example\Application;

use function Pre\Phpx\classMatching;
use function Pre\Phpx\functionMatching;
use function Pre\Phpx\Html\render as renderHtml;
use function Pre\Phpx\Html\propsFrom;

define("NAMESPACES", [
    // remove this if you only have
    // namespaced classes and functions
    "global",

    // classes and functions will
    // be loaded from this namespace
    "Example\\Application",
]);

function render($name, $props = null)
{
    $props = propsFrom($props);

    if ($function = functionMatching(NAMESPACES, $name)) {
        return call_user_func($function, $props);
    }

    if ($class = classMatching(NAMESPACES, $name)) {
        return (new $class($props))->render();
    }

    return renderHtml($name, $props);
}

// ...later

print render(<MyForm />);

function MyForm($props) {
    // render things...
}

// ...or

class MyForm
{
    public function __construct($props)
    {
        // ...store and manipulate the props
    }

    public function render()
    {
        // render things...
    }
}

use function Pre\Phpx\Html\Example\render;

function MyForm($props) {
    return (
        <form>
            {$props->showLabel ? <label htmlFor={"email"}>Email</label> : null}
            <input type={"text"} name={"email"} id={"email"} />
        </form>
    );
}

// ...becomes

use function Pre\Phpx\Html\Example\render;

function MyForm($props)
{
    return render("form", [
        "children" => [
            $props->showLabel ?
                render("label", [
                    "htmlFor" => "email",
                    "children" => "Email",
                ]) :
                null,
            render("input", [
                "type" => "text",
                "name" => "email",
                "id" => "email",
            ]),
        ],
    ]);
}