PHP Regular Expressions PHP has long supported two regular expression implementations known as _______ and _______.1. Perl2. PEAR3. Pearl4. POSIX 1 and 4 2 and 3 1 and 2 2 and 4 1 and 4 2 and 3 1 and 2 2 and 4 ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions [:alpha:] can also be specified as. [a-z] [A-Za-z0-9] [A-za-z] [A-z] [a-z] [A-Za-z0-9] [A-za-z] [A-z] 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? concat() implode() concatenate() explode() concat() implode() concatenate() explode() 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([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) Array([0]=>0 [5]=>5) ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Parameter flags was added in which version of PHP? PHP 4.2 PHP 4.3 PHP 4.1 PHP 4.0 PHP 4.2 PHP 4.3 PHP 4.1 PHP 4.0 ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which one of the following functions finds the last occurrence of a string, returning its numerical position? strrpos() strpos() strlastpos() strlast() strrpos() strpos() strlastpos() strlast() ANSWER DOWNLOAD EXAMIANS APP