- var_dump: documentation ( source)
<?php
$file = new \SplTempFileObject();
for ($i = 0; $i < 100; $i++) {
$file->fwrite("Foo\n");
}
$file->seek(50);
var_dump($file->key());
var_dump($file->fgets());
var_dump($file->key());
var_dump($file->fgets());
var_dump($file->key());