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  1. POGetting sub categories from mysql for the main category
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    <p>I am having some problem in retrieving sub categories from mysql database.I want to display the sub-categeories for the parent categories.<strong>I am able to get only the last sub category of a main category. The first sub-categories are not displaying **. In my table **i have category_id and category_parent_id.where category_parent_id will be '0' for parent category.</strong> .Thanks in advance </p> <pre><code> &lt;ul class="betterList"&gt; &lt;?php $con = mysql_connect("localhost","root","pwd") or die('couldnot connect to database'.mysql_error()); mysql_select_db("DB",$con); $result=mysql_query("select * from table ")or die("No table available with this name"."&lt;br/&gt;&lt;br/&gt;".mysql_error()); while($row=mysql_fetch_array($result)) { $parent_id=$row['category_parent_id']; $category_id=$row['category_id']; if($parent_id==0) { ?&gt; &lt;li&gt; &lt;?php echo $row['category_id'].$row['name_en-GB']; $result1=mysql_query("select * from table where category_parent_id=".$category_id)or die("No data available with this name"."&lt;br/&gt;&lt;br/&gt;".mysql_error()); echo $num_row = mysql_num_rows($result1); if($num_row&gt;0) { for($i=0;$i&lt;$num_row;$i++) { while($row1=mysql_fetch_array($result1)) { ?&gt; &lt;ul style="margin:0px;padding:0;"&gt; &lt;li&gt;&lt;?php echo $row1['name_en-GB']?&gt;&lt;/li&gt; &lt;/ul&gt; &lt;?php } } } ?&gt; &lt;/li&gt; &lt;?php } ?&gt; &lt;?php }?&gt; &lt;/ul&gt; </code></pre> <p>when i remove <code>&lt;li&gt;</code> tag which is at the end and keep it after at the end of in while i could display all the sub-catgeories but the css is not applying for that. Some thing is going wrong there but i couldn't figuer it out</p>
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