$sample_variable = "Apple"; echo gettype($sample_variable) . '
'; $sample_variable = 42; echo gettype($sample_variable) . '
'; $sample_variable = 3.14159; echo gettype($sample_variable) . '
'; $sample_variable = array(1); echo gettype($sample_variable) . '
'; $sample_variable = NULL; echo gettype($sample_variable) . '
';
Hello World!