PHP Operators and Expressions What will be the output of the following PHP code ?$cars = array("Volvo", "BMW", "Toyota");echo "My car is a {$cars[0]}"; My car is a Toyota Error My car is a Volvo My car is a BMW My car is a Toyota Error My car is a Volvo My car is a BMW ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions In order to find if a variable holds an actual number or a string containing characters that can be translated into a number you can use: is_num() is_number() is_numeric() if_numeric is_num() is_number() is_numeric() if_numeric ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$color1 = "red";$color2 = "1";$color3 = "grey";echo "$color1" + "$color2" . "$color3"; 1grey red1grey 0 grey 1grey red1grey 0 grey ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?function fun($x,$y) {$x = 4;$y = 3;$z = $x + $y / $y + $x;echo "$z";}fun(3, 4); 7 9 Error 0 7 9 Error 0 ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?define("__LINE__", "PHP is a scripting language");echo __LINE__; __LINE__ ERROR PHP is a scripting language 2 __LINE__ ERROR PHP is a scripting language 2 ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$y = 2;if (--$y == 2 || $y xor --$y) {echo $y;} 2 no output 1 0 2 no output 1 0 ANSWER DOWNLOAD EXAMIANS APP