How to convert a time to milliseconds using php?

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13

// The time to convert (in this example, "10:30:45")
$time = "10:30:45";

// Convert the time to UNIX timestamp
$timestamp = strtotime($time);

// Get the current microtime
$currentMicrotime = microtime(true);

// Convert the timestamp to milliseconds
$milliseconds = round($timestamp * 1000 + ($currentMicrotime - floor($currentMicrotime)) * 1000);

echo $milliseconds;

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17

<?php

// The time to convert (in this example, "10:30:45")
$time = "10:30:45";

// Convert the time to UNIX timestamp
$timestamp = strtotime($time);

// Get the current microtime
$currentMicrotime = microtime(true);

// Convert the timestamp to milliseconds
$milliseconds = round($timestamp * 1000 + ($currentMicrotime - floor($currentMicrotime)) * 1000);

echo $milliseconds;

?>