# gzgets

(PHP 4, PHP 5, PHP 7)

gzgets — Get line from file pointer

### 说明

gzgets ( resource `$zp` [, int `$length` ] ) : string

Gets a (uncompressed) string of up to length - 1 bytes read from the given file pointer. Reading ends when length - 1 bytes have been read, on a newline, or on EOF (whichever comes first).

### 参数

`zp`

  The gz-file pointer. It must be valid, and must point to a file successfully opened by gzopen().

`length`

  The length of data to get.

### 返回值

The uncompressed string, or `FALSE` on error.

### 范例

Example #1 gzgets() example

    <?php
    $handle = gzopen('somefile.gz', 'r');
    while (!gzeof($handle)) {
       $buffer = gzgets($handle, 4096);
       echo $buffer;
    }
    gzclose($handle);
    ?>

### 参见

- gzopen() - Open gz-file
- gzgetc() - Get character from gz-file pointer
- gzwrite() - Binary-safe gz-file write