# SplFileObject::current

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

SplFileObject::current — Retrieve current line of file

### 说明

public SplFileObject::current(): string|array|false

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. If the end of the file is reached, `false` is returned.

### 示例

示例 #1 SplFileObject::current() example

`<?php
$file = new SplFileObject(__FILE__);
foreach ($file as $k => $line) {
echo ($file->key() + 1) . ': ' . $file->current();
}
?>`

以上示例的输出类似于：

    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

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