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_num() if_numeric is_number() is_numeric() is_num() if_numeric is_number() ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$color1 = "red";$color2 = "1";echo "$color1" + "$color2"; red1 1 red 1 0 red1 1 red 1 0 ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$var1 = 1;echo $var1 = ++$var1 % 2 + ++$var1; 2 3 1 0 2 3 1 0 ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$x = "test";$y = "this";$z = "also";$x .= $y .= $z ;echo $x;echo $y; testthisthisalso testthisalsothisalso testthis error at line 4 testthisthisalso testthisalsothisalso testthis error at line 4 ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?echo "This"."was"."a"."bad"."idea"; Error Thiswasabadidea This, was, a, bad, idea This was a bad idea Error Thiswasabadidea This, was, a, bad, idea This was a bad idea ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?< ? php < ? php echo "Hello world"; ? > ? > Error Hello world Nothing Hello Error Hello world Nothing Hello ANSWER DOWNLOAD EXAMIANS APP
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