passubg argynebts by Reference
<?php declare(strict_types=1); // strict requirement
function addNumbers(float
$a, float $b) : float {
return $a + $b;
}
echo addNumbers(1.2, 5.2);
?>
0
3
myFunction {
echo "Hello World!";
}
Thank you!
3
0
3.4
5
function Myfuction {
echo "Hello World!";
}
Thank you!
5
0
4
6
<?php declare(strict_types=1); // strict requirement
function sum(int $x,
int $y) {
$z = $x + $y;
return $z;
}
echo "5 + 10 = " . sum(5, 10) . "<br>";
echo "7 + 13 = " . sum(7, 13) . "<br>";
echo "2 + 4 = " . sum(2, 4);
?>
Thank you!
6
0
4.67
3
<?php
function add_number(&$value) {
$value += 5;
}
$add = 2;
add_number($add);
echo $add;
?>
Thank you!
3
0
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