What is the output of the following code? function increment ($val) { $_GET['m'] = (int) $_GET['m'] + 1; } $_GET['m'] = 1; echo $_GET['m'];

The correct answer is A. 1. See the full explanation below for the reasoning.

Functions

Question

What is the output of the following code?
function increment ($val)
{
$_GET['m'] = (int) $_GET['m'] + 1;
}
$_GET['m'] = 1;
echo $_GET['m'];

(15 responses)

#superglobals#$_GET#function scope#type casting

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