Call MySelf PHP
<!-- Save as CallMySelfPHP.php --> <HTML> <BODY> <FORM METHOD="POST" ACTION="CallMySelfPHP.php"> <TABLE> <TR> <TD><INPUT TYPE="TEXT" NAME="OP1" VALUE="<? echo $OP1 ?>"></TD> </TR> <TR> <TD ALIGN="CENTER">+</TD> </TR> <TR> <TD><INPUT TYPE="TEXT" NAME="OP2" VALUE="<? echo $OP2 ?>"></TD> </TR> <TR> <TD ALIGN="CENTER"><INPUT TYPE="SUBMIT" VALUE="="></TD> </TR> <TR> <TD><INPUT TYPE="TEXT" NAME="RESULT" VALUE ="<? echo $OP1 + $OP2 ?>" disabled></TD> </TR> </TABLE> </FORM> </BODY> </HTML>