MySQL Function

time_to_sec MySQL function

time_to_sec MySQL function

The TIME_TO_SEC() function converts a time value into seconds.

SELECT TIME_TO_SEC(“19:30:10”);

Output:

70210

SELECT TIME_TO_SEC(“-03:30:00”);

Output:

-12600

PHP MySQL Program example of time_to_sec

<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>example-time_to_sec-function - php mysql examples | w3resource</title>
<meta name="description" content="PHP MySQL PDO Example">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css">
</head>
<body>
<div class="container">
<div class="row">
<div class="col-md-12">
<h2>Conversion of a given time expression 05:15:40 to seconds:</h2>
<table class='table table-bordered'>
<tr>
<th>Seconds</th>
</tr>
<?php
$hostname="your_hostname";
$username="your_username";
$password="your_password";
$db = "your_dbname"; 
$dbh = new PDO("mysql:host=$hostname;dbname=$db", $username, $password);
foreach($dbh->query('SELECT TIME_TO_SEC("05:15:40")') as $row) {
echo "<tr>"; 
echo "<td>" . $row['TIME_TO_SEC("05:15:40")'] . "</td>"; 
echo "</tr>";  
}
?>
</tbody></table>
</div>
</div>
</div>
</body>
</html>