Readonly ma Required

[marino51]

prova questo script

<?php
if (empty($_POST['submit'])) { 
  $check=1;
  $testo="testo di prova";
  $cb1="X";
  $cb2="";
  $rb=2;
}
else { 
  extract($_POST, EXTR_OVERWRITE);
}
if ($check % 2 == 0) { echo "<h1>LOCK</h1>";   lock(); }
else                 { echo "<h1>UNLOCK</h1>"; unlock(); }

$check++;

echo "<br /><br /><form name='myform' method='POST'>"
. "testo <input type='text' name='testo' value='".$testo."' ".$readonly." /><br /><br />"
. "checkbox1 <input type='checkbox' name='cb1' value='X' ".($cb1 == 'X' ? $CBs : $CBu)." /><br />"
. "checkbox2 <input type='checkbox' name='cb2' value='X' ".($cb2 == 'X' ? $CBs : $CBu)." /><br /><br />"
. "radiobutton <input type='radio' name='rb' value='1' ".($rb == '1' ? $RBs : $RBu)." />"
. " <input type='radio' name='rb' value='2' ".($rb == '2' ? $RBs : $RBu)." />"
. " <input type='radio' name='rb' value='3' ".($rb == '3' ? $RBs : $RBu)." /><br /><br />"
. "<input type='hidden' name='check' value='".$check."' />"
. "<input type='submit' name='submit' value='SUBMIT' />"
. "</form>";
 
function unlock() {
  global $readonly,$CBs,$CBu,$RBs,$RBu;
  $readonly = "";
  $CBs = "checked";
  $CBu = "unchecked";
  $RBs = "checked";
  $RBu = "unchecked";
}

function lock() {
  global $readonly,$CBs,$CBu,$RBs,$RBu;
  $readonly = "readonly";
  $CBs = 'checked onclick="this.checked=true"';
  $CBu = 'unchecked onclick="this.checked=false"';
  $RBs = 'checked onclick="this.checked=true"';
  $RBu = 'disabled';
}
?>