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_numeric() is_number() if_numeric is_num() is_numeric() is_number() if_numeric is_num() ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$color1 = "1";$color2 = "1";echo "$color1" + "$color2"; 1 11 0 2 1 11 0 2 ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$var1 = 0;$var1 = ($var1 + 5)++;echo $var1; error 5 7 6 error 5 7 6 ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?print_r "Hello world" Missing semicolon error Nothing Hello World Error Missing semicolon error Nothing Hello World Error ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$a = 1;$b = 3;$d = $a++ + ++$b;echo $d; error 4 5 3 error 4 5 3 ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$color = "red";echo "$color";echo "$COLOR";echo "$Color"; redred redredred Error red redred redredred Error red ANSWER DOWNLOAD EXAMIANS APP