How many digits does a PHP timestamp have?

The number of PHP timestamps is 10 or 13 digits. Next, code examples for PHP timestamps with two different digits will be given.

The first is a 10-digit timestamp, which represents the number of seconds from 00:00:00 on January 1, 1970 to the current time. The example is as follows:

<?php
$timestamp = time(); // 获取当前时间戳，单位为秒
echo "10位时间戳：".$timestamp;
?>

The next is 13 The timestamp of bits represents the number of milliseconds from 00:00:00 on January 1, 1970 to the current time. The example is as follows:

<?php
$timestamp = microtime(true) * 1000; // 获取当前时间戳，单位为毫秒
echo "13位时间戳：".$timestamp;
?>

Through the above code examples, you can understand PHP timestamps more clearly number of digits. In practical applications, the appropriate number of timestamps can be selected and used according to needs.

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