html - Notice: Undefined index in php (validation) -
i want validate form , got error
notice: undefined index: reqqty in c:\project\user\requisition.php on line 180
this code :
<td><label for="reqqty">quantity </label></td> <td colspan="3"><input name="reqqty" id="reqqty" onkeypress="return numbersonly(event)" onkeyup="itmqty_availability()" disabled="disabled"> <?php $strreqqty = ""; if(!empty($_post)){ if($_post["reqqty"]==null){ //error here echo "<font color=red>enter quantity</font>"; }else{ $strreqqty = $_post["reqqty"]; } } ?>
i got error input type while works fine on others
use isset check if key in $_post exists
<?php $strreqqty = ""; if(!empty($_post)){ if(isset($_post["reqqty"])){ $strreqqty = $_post["reqqty"]; }else{ echo "<font color=red>enter quantity</font>"; } } ?>
php html sql-server validation
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