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# ftell

(PHP 3, PHP 4 )

ftell -- Tells file pointer read/write position

## Description

int ftell ( int fp)

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

If an error occurs, returns `FALSE`.

The file pointer must be valid, and must point to a file successfully opened by fopen() or popen().

See also fopen(), popen(), fseek(), and rewind().

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