Wednesday, March 2, 2011

Email format validation in Php using regular expressions

if(isset($todo) and $todo=="test"){
if (!eregi("^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,3})$", $email)){
echo "<center>Invalid email</center>";
}else{
echo "<center>Valid Email</center>";}
}

Saturday, February 26, 2011

DESPERATE- gettin checkbox values in POST (PHP)

 

  1. <html>
  2. <head>
  3. <title>checkbox help</title>
  4. </head>
  5. <?

  7. if (isset($HTTP_POST_VARS)) {

  9.     $fruit = $HTTP_POST_VARS["fruit"];

  11.     echo("Fruits chosen: " . count($fruit) . "<br><br>");

  13.     if (count($fruit)>0) {
  14.         echo("You chose the following fruits:<br>");
  15.     }

  17.     for ($i=0; $i<count($fruit); $i++) {
  18.         echo( ($i+1) . ") " . $fruit[$i] . "<br>");
  19.     }
  20. }
  21. ?>
  22. <body bgcolor="#ffffff">

  24. <form method="post">
  25. Choose a fruit:<br><br>
  26. <input type="checkbox" name="fruit[]" value="apples">apples <br>
  27. <input type="checkbox" name="fruit[]" value="oranges">oranges <br>
  28. <input type="checkbox" name="fruit[]" value="peaches">peaches <br>
  29. <input type="checkbox" name="fruit[]" value="mangos">mangos<br>
  30. <input type="submit">
  31. </form>

  33. </body>
  34. <html>

Sunday, February 20, 2011

Javascript validation for URL

function is_valid_url(url)
{
return url.match(/^(ht|f)tps?:\/\/[a-z0-9-\.]+\.[a-z]{2,4}\/?([^\s<>\#%"\,\{\}\\|\\\^\[\]`]+)?$/);
}

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