[lang-ref] ( temp_file ) ( php )

<?php
public function testTempFile(): void
{
	// tempnam($dir, $prefix)
	$tempFile = tempnam(sys_get_temp_dir(), 'tmp_'); // file is created and returns path
	$this->assertStringContainsString('/var/', $tempFile); // mac / linux
	$this->assertTrue(file_exists($tempFile));

	unlink($tempFile); 
}