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_replace() preg_findre() preg_find() preg_find_replace() preg_replace() preg_findre() preg_find() preg_find_replace() 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 Which one of the following functions finds the last occurrence of a string, returning its numerical position? strpos() strlastpos() strrpos() strlast() strpos() strlastpos() strrpos() strlast() 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
PHP Regular Expressions Which one of the following preg PHP functions is used to take a string, and put it in an array? preg_split() preg_unchain() preg_destroy() preg_divide() preg_split() preg_unchain() preg_destroy() preg_divide() 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 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 Contact the author of this article at nachiketh@ex@mple.com Contact the author of this article at n@chiketh@ex@mple.com ANSWER DOWNLOAD EXAMIANS APP