floor() function in PHP

Thisceil()The function rounds the number to the nearest integer.

Syntax

floor(num)

parameter

• num-the number to be rounded

returns

Thisfloor()The function returns the value rounded down to the nearest integer.

Example

<?php
　　　echo(floor(0.10))  .  "<\n>");
　　　echo(floor(0.55))
?>

Output Result

0
0

Let's look at another example-

Example

<?php
　　　echo(floor(9));
?>

Output Result

9

Let's look at another example-

Example

<?php
　　　echo(floor(7.8)  .  "\n");
　　　echo(floor(-4.2));
?>

Output Result

7
-5