SplFileObject::valid

(PHP 5 >= 5.1.0, PHP 7, PHP 8)

SplFileObject::valid — Not at EOF

public function SplFileObject::valid(): bool

Check whether EOF has been reached.

此函数没有参数。

Returns true if not reached EOF, false otherwise.

示例 #1 SplFileObject::valid() example

<?php
// Loop over a file, line by line
$file = new SplFileObject("file.txt");
while ($file->valid()) {
    echo $file->fgets();
}
?>