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ftell

Tells file pointer read/write position (PHP 4, PHP 5)
int ftell ( resource handle )

Tells the file pointer read/write position.

Parameters

handle

The file pointer must be valid, and must point to a file successfully opened by fopen() or popen(). ftell() gives undefined results for append-only streams (opened with "a" flag).

Return Values

Returns the position of the file pointer referenced by handle; i.e., its offset into the file stream.

If an error occurs, returns FALSE.

Examples

Example 650. ftell() example

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<?php

// opens a file and read some data
$fp = fopen("/etc/passwd", "r");
$data = fgets($fp, 12);

// where are we ?
echo ftell($fp); // 11

fclose($fp);

?>


See Also
fopen()
popen()
fseek()
rewind()


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