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How write a functions with multiple variables in PHP

3 Answers

0 votes
function multi_var($var1, $var2 = NULL, $var3 = NULL, $var4 = NULL, $var5 = NULL) {
    echo $var1 . " " . $var2 . " " . $var3 . " " . $var4 . " " . $var5;
}

echo multi_var(1) . "<br />";
echo multi_var(1, 2) . "<br />";
echo multi_var(1, 2, 3) . "<br />";
echo multi_var(1, 2, 3.14, 9234672) . "<br />";
echo multi_var(1, 2, 3, 4, "abc") . "<br />";


/*
run:

1
1 2
1 2 3
1 2 3.14 9234672
1 2 3 4 abc
 
*/

 



answered Mar 1, 2019 by avibootz
0 votes
function multi_var($vars) {
    $sum = 0;
    foreach($vars as $n) {
        $sum += $n;
    }
    return $sum;
}

echo multi_var([1]) . "<br />";
echo multi_var([1, 2]) . "<br />";
echo multi_var([1, 2, 3]) . "<br />";
echo multi_var([1, 2, 3.14, 9234672]) . "<br />";


/*
run:

1
3
6
9234678.14
 
*/

 



answered Mar 1, 2019 by avibootz
0 votes
function multi_var($vars) {
    foreach($vars as $v) {
        echo $v . " ";
    }
}

$a = 1;
$b = 2;

echo multi_var([$a]) . "<br />";
echo multi_var([$a, $b]) . "<br />";
echo multi_var([$a, $b, 3]) . "<br />";
echo multi_var([$a, $b, 3.14, 9234672]) . "<br />";
echo multi_var([$a, $b, 3, 4, "abc"]) . "<br />";


/*
run:

1
1 2
1 2 3
1 2 3.14 9234672
1 2 3 4 abc 
 
*/

 



answered Mar 1, 2019 by avibootz
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