PHP Regular Expressions
Say we have two compare two strings which of the following function/functions can you use?
1. strcmp()
2. strcasecmp()
3. strspn()
4. strcspn()

1 and 2
None of the mentioned
3 and 4
All of the mentioned

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PHP Regular Expressions
What will be the output of the following PHP code?
$line = "You like dogs. I hate dogs. We should marry."
$sen = preg_split('/./', $line);
print_r($sen);

Array([0]=>You like dogs. [1]=>I hate dogs. [2]=>We should marry.)
Error
You like dogs. I hate dogs. We should marry.
Array([0]=>You like dogs. I hate dogs. We should marry.)

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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));

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

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