SplFileObject::current
(PHP 5 >= 5.1.0, PHP 7)
SplFileObject::current — Retrieve current line of file
说明
public
SplFileObject::current (
void ) :
string|array
Retrieves the current line of the file.
参数
此函数没有参数。
返回值
Retrieves the current line of the file. If the SplFileObject::READ_CSV flag is set, this method returns an array containing the current line parsed as CSV data.
范例
Example #1 SplFileObject::current() example
<?php
$file = new SplFileObject(__FILE__);
foreach ($file as $k => $line) {
echo ($file->key() + 1) . ': ' . $file->current();
}
?>
以上例程的输出类似于：
1: <?php
2: $file = new SplFileObject(__FILE__);
3: foreach ($file as $line) {
4: echo ($file->key() + 1) . ': ' . $file->current();
5: }
6: ?>
参见
- SplFileObject::key() - Get line number
- SplFileObject::seek() - Seek to specified line
- SplFileObject::next() - Read next line
- SplFileObject::rewind() - Rewind the file to the first line
- SplFileObject::valid() - Not at EOF
