Xml generator

Generator.php

<?php

namespace Util\Xml;

class Generator
{
	/**
	 * @param string $name
	 * @param string|array $inner (null)
	 * @param array $attrs (array)
	 * @param bool $encode (false)
	 * @return string xml
	 */
	public function add($name, $inner = null, $attrs = [], $encode = false)
	{
		$s = "";
		$s .= "<$name ";
		foreach ($attrs as $key => $value) {
			if (is_integer($key)) {
				$s .= "$value ";
			} else {
				$s .= "$key=\"$value\" ";
			}
		}
		$s = trim($s);

		if ($inner == null) {
			$s .= " />";
			return $s;
		}

		$s .= ">";

		if (is_array($inner)) {
			$s .= implode($inner);
		} else {
			$s .= $encode ? htmlspecialchars($inner) :$inner;
		}
		 
		$s .= "</$name>";
		return $s;
	}
}

/*
Can be used for html too

$g = new \Util\Xml\Generator();

$g->add("Root", [
	$g->add("Address", "123"),
	$g->add("City", "abc"),
	$g->add("Success")
], ['ID' => 1]);

<Root ID="1">
	<Address>123</Address>
	<City>abc</City>
	<Success />
</Root>

*/