mysql - How can I execute SQL and get results from PHP? -



mysql - How can I execute SQL and get results from PHP? -

i have code

$tnid = mysql_query("select trainingid training order trainingid desc limit 1");

the query above homecoming lastly row training table. if echo $tnid show 'resource id #5'. , if add

$d = mysql_fetch_array($tnid);

then echo $d, show error message

array string conversion in u:\xampp\htdocs\pds\action\doinsertschedule.php on line 32

how show exact result query? please help.

<?php $con=mysqli_connect("example.com","peter","abc123","my_db"); // check connection if (mysqli_connect_errno()) { echo "failed connect mysql: " . mysqli_connect_error(); } $result = mysqli_query($con,"select trainingid training order trainingid desc limit 1"); while($row = mysqli_fetch_array($result)) { echo " training id - " . $row['trainingid '] .; echo "<br>"; } mysqli_close($con); ?>

php mysql

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