PHP Regular Expressions
What will be the output of the following PHP code?
$foods = array("pasta", "steak", "fish", "potatoes");
$food = preg_grep("/^s/", $foods);
print_r($food);

Array ( [3] => potatoes )
Array ( [0] => pasta [1] => steak [2] => fish [3] => potatoes )
Array ( [1] => steak )
Array ( [0] => potatoes )

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PHP Regular Expressions
What will be the output of the following PHP code?
$text = "this istsome text thatnwe might like to parse.";
print_r(split("[nt]",$text));

[0] => this is [1] => some text that [2] => we might like to parse.
this is some text that we might like to parse.
Array ( [0] => this is [1] => some text that [2] => we might like to parse. )
Array ( [0] => some text that [1] => we might like to parse. )

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