PHP Exercises : Delay the program execution for the specified number of seconds

Last update on August 19 2022 21:50:30 (UTC/GMT +8 hours)

PHP : Exercise-18 with Solution

Write a PHP script to delay the program execution for the given number of seconds.

Sample Solution: -

PHP Code:

<?php
// current time
  echo date('h:i:s') . "\n";
  // sleep for 5 seconds
  sleep(5);
  // wake up
  echo date('h:i:s')."\n";
?>

Sample Output:

02:47:42                                                            
02:47:47

int sleep ( int $seconds ): sleep() function is used to delay the program execution for the given number of seconds.

Flowchart:

PHP Code Editor:

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Returns all elements in an array except for the first one

Example:

<?php
function tips_tail($items)
{
  return count($items) > 1 ? array_slice($items, 1) : $items;
}

print_r(tips_tail([1, 5, 7]));
?>

Output:

Array
(
    [0] => 5
    [1] => 7
)