PHP Regular Expressions [:alpha:] can also be specified as. [A-Za-z0-9] [A-z] [A-za-z] [a-z] [A-Za-z0-9] [A-z] [A-za-z] [a-z] 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."; Cont@ct the @uthor of this @rticle @t n@chiketh@ex@mple.com Contact the author of this article at n@chiketh@ex@mple.com Error Contact the author of this article at nachiketh@ex@mple.com Cont@ct the @uthor of this @rticle @t n@chiketh@ex@mple.com Contact the author of this article at n@chiketh@ex@mple.com Error Contact the author of this article at nachiketh@ex@mple.com ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions How many functions does PHP offer for searching and modifying strings using Perl-compatible regular expressions. 10 8 9 7 10 8 9 7 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 Which one of the following functions can be used to concatenate array elements to form a single delimited string? concatenate() explode() implode() concat() concatenate() explode() implode() concat() ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which one of the following regular expression matches any string containing zero or one p? p* p+ p# P? p* p+ p# P? ANSWER DOWNLOAD EXAMIANS APP