API16:JStreamString/stream seek

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Syntax

stream_seek($offset, $whence)

Parameter Name	Default Value	Description
$offset
$whence

Defined in

libraries/joomla/filesystem/streams/string.php

Importing

jimport( 'joomla.filesystem.streams.string' );

Source Body

function stream_seek($offset, $whence) {
        //$whence: SEEK_SET, SEEK_CUR, SEEK_END
        if($offset > $this->_len) {
                return false; // we can't seek beyond our len
        }
        switch($whence)
        {
                case SEEK_SET:
                        $this->_pos = $offset;
                        break;
                case SEEK_CUR:
                        if (($this->_pos + $offset) < $this->_len) {
                                $this->_pos += $offset;
                        }
                        else {
                                return false;
                        }
                        break;
                case SEEK_END:
                        $this->_pos = $this->_len - $offset;
                        break;
        }
        return true;
}

Examples

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