* - Reorder parameters.
* - Change parameter names.
* - Propagate new parameters through the function call hierarchy.
*
* Ctrl+F6 (Windows/Linux)
* Command+F6 (Mac OS X)
*/
namespace Refactoring2\JetBrains;
// 1. Change the function name to "add" using the Change Signature refactoring.
function addTwoNumbers($a, $b)
{
return $a + $b;
}
// 2. Note that the affected code is updated as well.
$four = addTwoNumbers(2, 2);
// 3. Change the function signature: rename the $name parameter to $firstName add a $lastName parameter.
// Specify a default value for the $lastName variable, we want our code to compile.
// E.g. use '' to set an empty string everywhere sayHello is called.
//
// We can also propagate parameters. The usingSayHello() below uses $name as well, we may want to propagate
// the new $lastName variable. Do this from the refactor window's toolbar on the right.
//
// Preview the refactoring and apply it when satisfied.
function sayHello($name)
{
// 4. Uncomment the following line:
// $name = $firstName . ' ' . $lastName;
return "Hello, {$name}";
}
sayHello('Maarten');
}
}
function addTwoNumbers($l1, $l2)
{
$sum = $l1->val + $l2->val;
$next1 = $l1->next;
$next2 = $l2->next;
$l3 = new ListNode($sum % 10);
$node = $l3;
$carray_digit = floor($sum / 10);
while ($next1 || $next2 || $carry_digit) {
$next1_v = $next1 !== null ? $next1->val : 0;
$next2_v = $next2 !== null ? $next2->val : 0;
$next_sum = $next1_v + $next2_v + $carry_digit;
$node->next = new ListNode($next_sum % 10);
$node = $node->next;
$next1 = $next1 !== null ? $next1->next : null;
$next2 = $next2 !== null ? $next2->next : null;
$carry_digit = floor($next_sum / 10);
}
return $l3;
}
//------------------------------ Simple Testing Code ------------------------------//
$l1 = new ListNode(2);
$l1->next = new ListNode(4);
$l1->next->next = new ListNode(3);
$l2 = new ListNode(5);
$l2->next = new ListNode(6);
$l2->next->next = new ListNode(4);
var_dump(addTwoNumbers($l1, $l2));
function update_stock_quantity($amount_of_this_stock, $passed_quantity, $symbol)
{
global $dbh;
$dbh->beginTransaction();
$sum_of_stocks = addTwoNumbers($amount_of_this_stock, $passed_quantity);
$sql = 'UPDATE `table_portfolio` SET `amount_of_stock` = ' . $sum_of_stocks . ' WHERE `user_id` = ' . $_SESSION['user_id'] . ' AND `stock_symbol` = "' . $symbol . '"';
foreach ($dbh->query($sql) as $row) {
$result = $row;
// really no need for this, but I dont want to do more testing. Going to leave this foreach loop.
}
$dbh->commit();
}
