[lang-ref] ( build_path ) ( php )

<?php
public function testBuildPathAlternative(): void
{
	// not built-in
	function buildPath($parent, $child)
	{
		return rtrim($parent, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR . $child;
	}
	$this->assertSame('/path/to/file.txt', buildPath('/path/to', 'file.txt'));
	$this->assertSame('/path/to/file.txt', buildPath('/path/to/', 'file.txt'));
}