Question

How to create a function in PHP

Answer 1

function f() { 
    echo "My function";
}

f();

 
  
/*
run:
  
My function
  
*/

 

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Answer 2

function f($str) { 
    echo $str . " !";
}

f("php");


 
  
/*
run:
  
php !
  
*/

 

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Answer 3

function sum($x, $y) {
    return $x + $y;
}

echo sum(23, 94);

 
  
/*
run:
  
117
  
*/

 

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