SplFileObject::fgets

(PHP 5 >= 5.1.0, PHP 7)

SplFileObject::fgets — Gets line from file

public SplFileObject::fgets ( ) : string

Gets a line from the file.

此函数没有参数。

Returns a string containing the next line from the file, or false on error.

Throws a RuntimeException if the file cannot be read.

Example #1 SplFileObject::fgets() example

This example simply outputs the contents of file.txt line-by-line.

<?php$file = new SplFileObject("file.txt");while (!$file->eof()) { echo $file->fgets();}?>

Php/docs/splfileobject.fgets