PHP Regular Expressions What will be the output of the following PHP code?$username = "jasoN";if (ereg("([^a-z])",$username))echo "Username must be all lowercase!";elseecho "Username is all lowercase!"; Error Username is all lowercase! No Output is returned Username must be all lowercase! Error Username is all lowercase! No Output is returned Username must be all lowercase! ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which one of the following functions will convert a string to all uppercase? struppercase() str_uppercase() uppercase() strtoupper() struppercase() str_uppercase() uppercase() strtoupper() ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which one of the following is not a preg PHP function? preg_match preg_split preg_matchall preg_match_all preg_match preg_split preg_matchall preg_match_all 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 2 and 3 Only 1 1 and 4 1, 3 and 4 2 and 3 Only 1 1 and 4 1, 3 and 4 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 n@chiketh@ex@mple.com Contact the author of this article at nachiketh@ex@mple.com Cont@ct the @uthor of this @rticle @t n@chiketh@ex@mple.com Error Contact the author of this article at n@chiketh@ex@mple.com Contact the author of this article at nachiketh@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 one of the following functions can be used to concatenate array elements to form a single delimited string? concat() implode() explode() concatenate() concat() implode() explode() concatenate() ANSWER DOWNLOAD EXAMIANS APP
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