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_number() is_numeric() is_num() if_numeric is_number() is_numeric() is_num() 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"; grey 1grey red1grey 0 grey 1grey red1grey 0 ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$x=0; function fun() {echo $GLOBALS['x'];$GLOBALS['x']++;}fun();fun();fun(); 012 123 Error 000 012 123 Error 000 ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$hello = "Hello World";$bye = "Bye";echo $hello;"$bye"; Hello worldBye Bye Error Hello World Hello worldBye Bye Error Hello World ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$color1 = "red";$color2 = "green";echo "$color1" . "$color2"; red red green redgreen green red red green redgreen green ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$x = 10;$y = 4;$z = 3;echo $x % $y % $z; Error 1 0 2 Error 1 0 2 ANSWER DOWNLOAD EXAMIANS APP
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