Program to Find the Number of days Between two dates In PHP

Posted By Bajarangi soft , Posted On 31-12-2020

Given two dates. The task is to find the number of days between the given dates,The dates can be taken in any format. In the above example, the date is taken in dd-mm-yyyy format.

Given two dates. The task is to find the number of days between the given dates.
Examples:

Input : date1 = "17-09-2018"
        date2 = "31-09-2018"
Output: Difference between two dates: 14 days 

Input : date1 = "2-05-2017"
        date2 = "25-12-2017"
Output: Difference between two dates: 237 Days

Method 1: In this method, first take two dates and get their differences. Below is the implementation of this method.

<?php

// PHP code to find the number of days
// between two given dates

// Function to find the difference
// between two dates.
function dateDiffInDays($date1, $date2)
{
   // Calculating the difference in timestamps
   $diff = strtotime($date2) - strtotime($date1);

   // 1 day = 24 hours
   // 24 * 60 * 60 = 86400 seconds
   return abs(round($diff / 86400));
}

// Start date
$date1 = "17-09-2020";

// End date
$date2 = "30-09-2020";

// Function call to find date difference
$dateDiff = dateDiffInDays($date1, $date2);

// Display the result
printf("Difference between two dates: "
. $dateDiff . " Days ");
?>

Method 2: Using date_diff() Function :The date_diff() function is an inbuilt function in PHP which is used to calculate the difference between two dates. This function returns a DateInterval object on the success and returns FALSE on failure.
Examples:

<?php 

// PHP code to find the number of days 
// between two given dates 

// Creates DateTime objects 
$datetime1 = date_create('17-09-2020'); 
$datetime2 = date_create('25-09-2020'); 

// Calculates the difference between DateTime objects 
$interval = date_diff($datetime1, $datetime2); 

// Display the result 
echo $interval->format('Difference between two dates: %R%a days'); 
?>