jimjimalabim Posted March 20, 2011 Share Posted March 20, 2011 ok people sorry but its late, and I'm tired and I can't figure this out maybe I just need a break? I'm getting some warnings here, first here is my code: <?php echo"<?xml version=\1.0\"encoding=\UFT-8\"\x3f>"; echo"\n"; ?> <!DOCTYPE html PUBLIC"-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtmll/DTD/xhtmll-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en"lang="en"> <head> <title>Assignment 7: Making Space, Part 3</title> <meta name="author" content="Jim Cozzy"/> </head> <body> <h1> Assignment 7: Making Space, Part 3 </h1> <?php echo "<h2>Today is ".date('l, F d, Y')."</h2>"; ?> <?php //calculate the area of an equilateral triangle function calcTriangle($cVal) { $halfSide = $cVal/2; $otherSide = sqrt(($cVal*$cVal) - ($halfSide*$halfSide)); $areaValue = $otherSide * $halfSide; echo "<p>The area of an equilateral triangle whose sides are {$cVal} is {$areaValue}.</p>\n"; } $yeah = (isset($_POST['vfld']))?$_POST['vfld']:''; if (isset($_POST['submit'])) { if ($_POST['submit'] == "Clear") { $yeah = ""; } elseif ($_POST['submit'] == "Calculate") { if (!eregi(square|circle|triangle, $yeah)) { echo "<p>Sorry I forgot to mention the the shape needs to be a Square, Circle, or a Triangle.</p>". "<p>Please return and try again.</p>"; exit; } }} ?> <form method="post" action="makingspace3.php" id="form1" name=form1"> <p> Write down a shape and a number and I will compute the area for: <input type="text" id="vfld" name="vfld" value="<?php echo $yeah; ?>"/> </p> <p> After you have done this click calcualte to see results </p> <p> <input type="submit" name="submit" value="Calculate" /> <input type="submit" name="submit" value="Clear" /> </p> </form> <div id="footer"> <pre>This page written by: <cite>James Cozzy</cite> ©2011 and beyond</pre> </div> </body> </html> so when I enter something wrong into my form like ggggg I want it to print an error which it does, but it also says what am I missing???? Notice: Use of undefined constant square - assumed 'square' in /studfs1/homepage/CISS-225/makingspace3.php on line 49 Notice: Use of undefined constant circle - assumed 'circle' in /studfs1/homepage/CISS-225/makingspace3.php on line 49 Notice: Use of undefined constant triangle - assumed 'triangle' in /studfs1/homepage/CISS-225/makingspace3.php on line 49 Quote Link to comment https://forums.phpfreaks.com/topic/231157-warnings/ Share on other sites More sharing options...
trq Posted March 20, 2011 Share Posted March 20, 2011 Firstly, eregi is deprecated you should use preg_match instead. Secondly, the first argument to eregi (and preg_match) is a string, strings are surrounded by quotes in PHP. Quote Link to comment https://forums.phpfreaks.com/topic/231157-warnings/#findComment-1189811 Share on other sites More sharing options...
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