PHP Regular Expressions Which among the following is/are not a metacharacter?1. /a2. /A3. /b4. /B 1 and 3 2, 3 and 4 Only 1 2 and 4 1 and 3 2, 3 and 4 Only 1 2 and 4 ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Parameter flags was added in which version of PHP? PHP 4.0 PHP 4.2 PHP 4.1 PHP 4.3 PHP 4.0 PHP 4.2 PHP 4.1 PHP 4.3 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]/”, $number, PREG_GREP_INVERT);? Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) Array([2]=>two [3]=>three [4]=>four) Array([0]=>0 [5]=>5) Array([1]=> 1) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) Array([2]=>two [3]=>three [4]=>four) Array([0]=>0 [5]=>5) Array([1]=> 1) ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions What will be the output of the following PHP code?$number = array(0,1,two,three,four,5);$num = preg_grep("/[0-5]/", $number);print_r($num); Array([0]=>0 [1]=>1 [5]=>5) Array([2]=>two [3]=>three [4]=>four) Array([1]=> 1) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) Array([0]=>0 [1]=>1 [5]=>5) Array([2]=>two [3]=>three [4]=>four) Array([1]=> 1) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions [:alpha:] can also be specified as. [a-z] [A-za-z] [A-Za-z0-9] [A-z] [a-z] [A-za-z] [A-Za-z0-9] [A-z] ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions How many functions does PHP offer for searching and modifying strings using Perl-compatible regular expressions. 7 8 9 10 7 8 9 10 ANSWER DOWNLOAD EXAMIANS APP