PHP - Subtraction: -

Subtraction is a matematical operation, it can be used for integers and real numbers. from the first operand subtract the second operand. it follows that it is not associative.

-

Description

par1 - par2

Used keywords: -

Input

par1 - Any number
par2 - Any number

Output

Result - Numbers

Examples

PHP

Subtraction the possible of use:

$x = 95 - 5;     // x=90
$y = 100- $x;     // y=10
$z = ($x-$y)-30.5; // z = 49.5

PHP

Even one example in what situations we can use the operation Subtraction:

$i - 10
3.14 - 1
if ($i - 10 >0) $i = $i-5;

PHP

Other pieces of example codes:

(10 - $j * 0.5)

$x = 10 * 5 -$j

100 - 2

$y=$y-1

($j - 8)

$i = $i - 1

You can find it in the following collections: arithmetic operators

Subtraction in another programming language: