PHP Regular Expressions POSIX implementation was deprecated in which version of PHP? PHP 5.3 PHP 5 PHP 5.2 PHP 4 PHP 5.3 PHP 5 PHP 5.2 PHP 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."; Cont@ct the @uthor of this @rticle @t n@chiketh@ex@mple.com Contact the author of this article at nachiketh@ex@mple.com Contact the author of this article at n@chiketh@ex@mple.com Error Cont@ct the @uthor of this @rticle @t n@chiketh@ex@mple.com Contact the author of this article at nachiketh@ex@mple.com Contact the author of this article at n@chiketh@ex@mple.com Error 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]/”, $number, PREG_GREP_INVERT);? Array([1]=> 1) Array([2]=>two [3]=>three [4]=>four) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) Array([0]=>0 [5]=>5) Array([1]=> 1) Array([2]=>two [3]=>three [4]=>four) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) Array([0]=>0 [5]=>5) ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions What will be the output of the following PHP code?$foods = array("pasta", "steak", "fish", "potatoes");$food = preg_grep("/^s/", $foods);print_r($food); Array ( [1] => steak ) Array ( [0] => potatoes ) Array ( [0] => pasta [1] => steak [2] => fish [3] => potatoes ) Array ( [3] => potatoes ) Array ( [1] => steak ) Array ( [0] => potatoes ) Array ( [0] => pasta [1] => steak [2] => fish [3] => potatoes ) Array ( [3] => potatoes ) ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions How many functions does PHP offer for searching strings using POSIX style regular expression? 10 9 8 7 10 9 8 7 ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which one of the following functions finds the last occurrence of a string, returning its numerical position? strrpos() strlast() strpos() strlastpos() strrpos() strlast() strpos() strlastpos() ANSWER DOWNLOAD EXAMIANS APP
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