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]/”, $number, PREG_GREP_INVERT);? Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) Array([1]=> 1) Array([0]=>0 [5]=>5) Array([2]=>two [3]=>three [4]=>four) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) Array([1]=> 1) Array([0]=>0 [5]=>5) Array([2]=>two [3]=>three [4]=>four) ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which of the following would be a potential match for the Perl-based regular expression /fo{2,4}/ ?1. fol2. fool3. fooool4. fooooool 1 and 4 1, 3 and 4 Only 1 2 and 3 1 and 4 1, 3 and 4 Only 1 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Say we have two compare two strings which of the following function/functions can you use?1. strcmp()2. strcasecmp()3. strspn()4. strcspn() All of the mentioned None of the mentioned 1 and 2 3 and 4 All of the mentioned None of the mentioned 1 and 2 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions How many functions does PHP offer for searching and modifying strings using Perl-compatible regular expressions. 9 7 10 8 9 7 10 8 ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions What will be the output of the following PHP code?$url = "contact@examians.com";echo ltrim(strstr($url, "@"),"@"); contact contact@ contact@examians.com examians.com contact contact@ contact@examians.com examians.com ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions PHP has long supported two regular expression implementations known as _______ and _______.1. Perl2. PEAR3. Pearl4. POSIX 1 and 4 1 and 2 2 and 4 2 and 3 1 and 4 1 and 2 2 and 4 2 and 3 ANSWER DOWNLOAD EXAMIANS APP