SplFileObject::fgets
(PHP 5 >= 5.1.0, PHP 7)
SplFileObject::fgets — Gets line from file
说明
public
SplFileObject::fgets (
void ) :
string
Gets a line from the file.
参数
此函数没有参数。
返回值
Returns a string containing the next line from the file, or FALSE on error.
错误／异常
Throws a RuntimeException if the file cannot be read.
范例
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();
}
?>
参见
- fgets() - 从文件指针中读取一行
- SplFileObject::fgetss() - Gets line from file and strip HTML tags
- SplFileObject::fgetc() - Gets character from file
- SplFileObject::current() - Retrieve current line of file
