Codeman0013 Posted October 5, 2006 Share Posted October 5, 2006 I want to use [code]unset($_POST['productCat_id']);[/code] to clear out my url if the user selects a new industry_id . Here is my code maybe you can help me understand where it goes...[code]<form name="distributers" /> <table class="setTbl listTbl" width="90%" cellpadding="0" cellspacing="0" border="0"> <tr><td width="15%">Industry:</td> <td width="85%"> <select name="industry_id" id="industry" onchange="document.distributers.submit();"> <option value="">Select an Industry...</option> <?php do { ?> <?php print "<option value=\"{$row_rs_industry['industry_id']}\"" . (isset($_GET['industry_id']) && $_GET['industry_id'] == $row_rs_industry['industry_id'] ? " selected>" : ">") . "{$row_rs_industry['industry_name']}</option>\n";?> <?php } while ($row_rs_industry = mysql_fetch_assoc($rs_industry)); ?> </select> </td></tr> <tr><td>Product category:</td><td> <?php if ($_GET['industry_id'] == null || $_GET['industry_id'] == "") { ?> <select name="productCat_id" id="productcat" onchange="document.distributers.submit();" disabled>; <?php } else { mysql_select_db($database_conn_dj, $conn_dj); $query_rs_productcategory = "SELECT productCat_id, productCat_name, industry_id FROM tbl_productcat WHERE industry_id = '$_GET[industry_id]' ORDER BY productCat_name"; $rs_productcategory = mysql_query($query_rs_productcategory, $conn_dj) or die(mysql_error()); $row_rs_productcategory = mysql_fetch_assoc($rs_productcategory); $totalRows_rs_productcategory = mysql_num_rows($rs_productcategory); ?> <select name="productCat_id" id="productcat" onchange="document.distributers.submit();" > <option value="">Select a product category...</option> <?php do { print "<option value=\"{$row_rs_productcategory['productCat_id']}\"" . (isset($_GET['productCat_id']) && $_GET['productCat_id'] == $row_rs_productcategory['productCat_id'] ? " selected>" : ">") . "{$row_rs_productcategory['productCat_name']}</option>\n"; } while ($row_rs_productcategory = mysql_fetch_assoc($rs_productcategory)); ?> </select> <?php } ?></td> <tr><td>Product:</td><td> <?php if ($_GET['productCat_id'] == null || $_GET['productCat_id'] == "" || ($_GET['industry_id'] == null || $_GET['industry_id'] == "")) { ?> <select name="products_id" id="products" onchange="document.distributers.submit();" disabled>; <?php } else { mysql_select_db($database_conn_dj, $conn_dj); $query_rs_product = "SELECT products_id, products_name, productCat_id FROM tbl_products WHERE productCat_id = '$_GET[productCat_id]' ORDER BY products_name"; $rs_product = mysql_query($query_rs_product, $conn_dj) or die(mysql_error()); $row_rs_product = mysql_fetch_assoc($rs_product); $totalRows_rs_product = mysql_num_rows($rs_product); ?> <select name="products_id" id="products" onchange="document.distributers.submit();" > <option value="">Select a product...</option> <?php do { print "<option value=\"{$row_rs_product['products_id']}\"" . (isset($_GET['products_id']) && $_GET['products_id'] == $row_rs_product['products_id'] ? " selected>" : ">") . "{$row_rs_product['products_name']}</option>\n"; } while ($row_rs_product = mysql_fetch_assoc($rs_product)); ?> </select> <?php } ?> </td></tr> <tr><td> </td><td><input type="submit" value="Find" name="find"></td></tr> </table> </form>[/code] Quote Link to comment Share on other sites More sharing options...
Recommended Posts
Join the conversation
You can post now and register later. If you have an account, sign in now to post with your account.