PHP files have a default file extension of..

PHP files have a default file extension of..

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1) Which of the following is/are a PHP code editor?

2) Which statement will output $x on the screen?

3) What will be the output of the following PHP code?

$color = "maroon";
 $var = $color[2];
 echo "$var";

4) Which of the following PHP statements will output Hello World on the screen?

1. echo (“Hello World”);
2. print (“Hello World”);
3. printf (“Hello World”);
4. sprintf (“Hello World”);

5) What will be the output of the following code?

function track()
  {
 	static $count = 0;
  $count++;
 	echo $count;
 }
 track();
 track();
 track();