PHP Regular Expressions Which one of the following regular expression matches any string containing zero or one p? p# p+ P? p* p# p+ P? p* ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions POSIX implementation was deprecated in which version of PHP? PHP 5.2 PHP 5 PHP 5.3 PHP 4 PHP 5.2 PHP 5 PHP 5.3 PHP 4 ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which of the following would be a potential match for the Perl-based regular expression /fo{2,4}/ ?1. fol2. fool3. fooool4. fooooool 1 and 4 1, 3 and 4 Only 1 2 and 3 1 and 4 1, 3 and 4 Only 1 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions What will be the output if we replace the line $num = preg_grep(“/[0-5]/”, $number); with $num = preg_grep(“/[0-5]/”, $number, PREG_GREP_INVERT);? Array([0]=>0 [5]=>5) Array([1]=> 1) Array([2]=>two [3]=>three [4]=>four) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) Array([0]=>0 [5]=>5) Array([1]=> 1) Array([2]=>two [3]=>three [4]=>four) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions What will be the output of the following PHP code?$username = "jasoN";if (ereg("([^a-z])",$username))echo "Username must be all lowercase!";elseecho "Username is all lowercase!"; No Output is returned Username must be all lowercase! Error Username is all lowercase! No Output is returned Username must be all lowercase! Error Username is all lowercase! ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions [:alpha:] can also be specified as. [A-z] [A-Za-z0-9] [a-z] [A-za-z] [A-z] [A-Za-z0-9] [a-z] [A-za-z] ANSWER DOWNLOAD EXAMIANS APP
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