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 preg PHP function is used to do a find and replace on a string or an array? preg_findre() preg_find() preg_find_replace() preg_replace() preg_findre() preg_find() preg_find_replace() preg_replace() ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which one of the following is not a preg PHP function? preg_matchall preg_match preg_match_all preg_split preg_matchall preg_match preg_match_all preg_split ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions What will be the output of the following PHP code?$author = "nachiketh@example.com";$author = str_replace("a","@",$author);echo "Contact the author of this article at $author."; Contact the author of this article at nachiketh@ex@mple.com Contact the author of this article at n@chiketh@ex@mple.com Cont@ct the @uthor of this @rticle @t n@chiketh@ex@mple.com Error Contact the author of this article at nachiketh@ex@mple.com Contact the author of this article at n@chiketh@ex@mple.com Cont@ct the @uthor of this @rticle @t n@chiketh@ex@mple.com Error 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, 3 and 4 Only 1 2 and 3 1 and 4 1, 3 and 4 Only 1 2 and 3 1 and 4 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