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_find_replace() preg_replace() preg_findre() preg_find() preg_find_replace() preg_replace() preg_findre() preg_find() ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions What will be the output of the following PHP code?$url = "contact@examians.com";echo ltrim(strstr($url, "@"),"@"); examians.com contact@ contact contact@examians.com examians.com contact@ contact contact@examians.com 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]/”, $number, PREG_GREP_INVERT);? Array([1]=> 1) Array([0]=>0 [5]=>5) Array([2]=>two [3]=>three [4]=>four) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) Array([1]=> 1) Array([0]=>0 [5]=>5) Array([2]=>two [3]=>three [4]=>four) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which one of the following functions will convert a string to all uppercase? str_uppercase() uppercase() struppercase() strtoupper() str_uppercase() uppercase() struppercase() strtoupper() ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions What will be the output of the following PHP code?$author = "nachiketh@example.com";$author = str_replace("a","@",$author);echo "Contact the author of this article at $author."; 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 Cont@ct the @uthor of this @rticle @t n@chiketh@ex@mple.com 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