FPDF wrap text

function vcell($c_width,$c_height,$x_axis,$text) {
$w_w=$c_height/3;
$w_w_1=$w_w+2;
$w_w1=$w_w+$w_w+$w_w+3;
// $w_w2=$w_w+$w_w+$w_w+$w_w+3; // for 3 rows wrap
$len = strlen($text); // check the length of the cell and splits the text into 7 character each and saves in a array
if ($len>7) {
    $w_text=str_split($text,7);
    // splits the text into length of 7 and saves in a array since we need wrap cell of two cell we took $w_text[0], $w_text[1] alone.
    // if we need wrap cell of 3 row then we can go for $w_text[0],$w_text[1],$w_text[2]
    $this->SetX($x_axis);
    $this->Cell($c_width,$w_w_1,$w_text[0],'','','');
    $this->SetX($x_axis);
    $this->Cell($c_width,$w_w1,$w_text[1],'','','');
    //$this->SetX($x_axis);
    // $this->Cell($c_width,$w_w2,$w_text[2],'','','');
    // for 3 rows wrap but increase the $c_height it is very important.
    $this->SetX($x_axis);
    $this->Cell($c_width,$c_height,'','LTRB',0,'L',0);
} else{
  $this->SetX($x_axis);
  $this->Cell($c_width,$c_height,$text,'LTRB',0,'L',0);}
}