PHP Regular Expressions [:alpha:] can also be specified as. [A-z] [A-za-z] [a-z] [A-Za-z0-9] [A-z] [A-za-z] [a-z] [A-Za-z0-9] 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? implode() concat() concatenate() explode() implode() concat() concatenate() explode() ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which one of the following functions is used to search a string? preg_search preg_match preg_find preg_found preg_search preg_match preg_find preg_found 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() 3 and 4 None of the mentioned 1 and 2 All of the mentioned 3 and 4 None of the mentioned 1 and 2 All of the mentioned 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([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) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which among the following is/are not a metacharacter?1. /a2. /A3. /b4. /B 1 and 3 Only 1 2 and 4 2, 3 and 4 1 and 3 Only 1 2 and 4 2, 3 and 4 ANSWER DOWNLOAD EXAMIANS APP