PHP Regular Expressions Which one of the following functions finds the last occurrence of a string, returning its numerical position? strpos() strlastpos() strrpos() strlast() strpos() strlastpos() strrpos() strlast() ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which one of the following functions can be used to concatenate array elements to form a single delimited string? explode() implode() concatenate() concat() explode() implode() concatenate() concat() 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@examians.com examians.com contact@ contact contact@examians.com examians.com contact@ ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions POSIX stands for Portative Operating System Interface for Unix Portable Operating System Interface for Unix Portable Operating System Interface for Linux Portative Operating System Interface for Linux Portative Operating System Interface for Unix Portable Operating System Interface for Unix Portable Operating System Interface for Linux Portative Operating System Interface for Linux ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which among the following is/are not a metacharacter?1. /a2. /A3. /b4. /B 2 and 4 1 and 3 2, 3 and 4 Only 1 2 and 4 1 and 3 2, 3 and 4 Only 1 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([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) Array([2]=>two [3]=>three [4]=>four) Array([1]=> 1) Array([0]=>0 [5]=>5) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) Array([2]=>two [3]=>three [4]=>four) Array([1]=> 1) ANSWER DOWNLOAD EXAMIANS APP