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i don't know the multiplication code in php

I want to enter the multiplication code in PHP.

$input_line = fgets (STDIN);
echo "XXXXXX";
?>

Is this all right?

php
  • Answer # 1

    In the first place, it's likely that you don't know what is multiplication ...
    If you follow the original code flow

    Is it ...

    ・ Input

    4
13


    ・ Output

    52

  • Answer # 2 

    echo 2 * 3;// 6
$a = 2;
$b = 3;
echo $a * $b;// 6
$a = 2;
$b = 3;
$c = $a * $b;
echo $c;// 6

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