<?php
$str = get_the_ID(); //this is getting id in wordpress index.php page
$value = 0;
$count = 0;
$sql1 = "SELECT * FROM wphg_mr_rating_item_entry where post_id='" . $str . "'";
$result1 = $wpdb->get_results($sql1) or die(mysql_error());
foreach ($result1 as $results1) {
//if(!empty($results1->rating_item_entry_id)) {
if (!$wpdb->show_errors($results1->rating_item_entry_id)) {
$sql = "SELECT * FROM wphg_mr_rating_item_entry_value where rating_item_entry_id='" . $results1->rating_item_entry_id . "'";
$result = $wpdb->get_results($sql) or die(mysql_error());
foreach ($result as $results) {
$sum = $results->value . "<br/>";
$sum1 = $results->value . "<br/>";
//$sum[]= array_push($sum,$value);
//echo count($sum+=$value);
//print_r($value);
$count+=count($sum1);
$value+= $sum;
}
} else {
break;
}
}
echo $value;
echo $count;
$value = $value / $count;
?>
when $str ="this is id " we are using to fetch data according to match. example : like your have id like = 26 where data is found in table this is working fine. but if here your post id data not found in database everything messed up.
please help me i want to here when data is available in database table run sucessfully . but if data not match according to id loop break and also continue for next id .
thnaks
<?php
$str = get_the_ID() ;
$value=0;
$count=0;
$sql1="SELECT * FROM wphg_mr_rating_item_entry where post_id='".$str."'";
$sql2= $wpdb->get_row( $wpdb->prepare( "SELECT * FROM wphg_mr_rating_item_entry where post_id= %s",$str)); // take second condition here before reaching to loop and check your condition .
//echo $sql1->post_title;
if($sql2!=''){ // if value not equal to null then going for this logic working fine for me.
$result1 = $wpdb->get_results($sql1) or die(mysql_error());
//var_dump($result1);
foreach( $result1 as $results1 ){
//if(!empty($results1->rating_item_entry_id)) {
//if(!$wpdb->show_errors($results1->rating_item_entry_id )) {
$sql="SELECT * FROM wphg_mr_rating_item_entry_value where rating_item_entry_id='".$results1->rating_item_entry_id."'";
$result = $wpdb->get_results($sql) or die(mysql_error());
foreach( $result as $results){
$sum = $results->value."<br/>";
$sum1 = $results->value."<br/>";
//$sum[]= array_push($sum,$value);
//echo count($sum+=$value);
//print_r($value);
$count+=count($sum1);
$value+= $sum;
//}
}
}
//echo $value;
//echo $count;
$value=$value/$count;
}
?>
take second condition here before reaching to loop and check your condition . if value not equal to null then going for this logic working fine for me.
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