PHP Regular Expressions POSIX stands for Portable Operating System Interface for Unix Portative Operating System Interface for Linux Portative Operating System Interface for Unix Portable Operating System Interface for Linux Portable Operating System Interface for Unix Portative Operating System Interface for Linux Portative Operating System Interface for Unix Portable Operating System Interface for Linux 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 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 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) Array([0]=>0 [5]=>5) Array([2]=>two [3]=>three [4]=>four) Array([1]=> 1) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) Array([0]=>0 [5]=>5) Array([2]=>two [3]=>three [4]=>four) ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which one of the following functions will convert a string to all uppercase? struppercase() strtoupper() uppercase() str_uppercase() struppercase() strtoupper() uppercase() str_uppercase() 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_replace() preg_find_replace() preg_findre() preg_find() preg_replace() preg_find_replace() preg_findre() preg_find() 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() strlast() strlastpos() strrpos() strpos() strlast() strlastpos() strrpos() ANSWER DOWNLOAD EXAMIANS APP
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