PHP Operators and Expressions What will be the output of the following PHP code ?$color1 = "red";$color2 = "1";$color3 = "grey";echo "$color1" + "$color2" . "$color3"; 0 1grey grey red1grey 0 1grey grey red1grey ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ? Hello World Nothing Error Missing semicolon error Hello World Nothing Error Missing semicolon error ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$a = 10;$b = 4;$c = fun(10,4);function fun($a,$b) {$b = 3;return $a - $b + $b - $a;}echo $a;echo $b;echo $c; 104 1400 4100 410 104 1400 4100 410 ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$x = 4;$y = 3;function fun($x = 3, $y = 4) {$z = $x+$y/$y+$x;echo "$z";}echo $x;echo $y;echo $z;fun($x, $y); 43 439 349 943 43 439 349 943 ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions In order to find if a variable holds an actual number or a string containing characters that can be translated into a number you can use: is_num() is_number() if_numeric is_numeric() is_num() is_number() if_numeric is_numeric() ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$i = 2;while (++$i) {while ($i --> 0)print $i;} no output infinite loop 10 210 no output infinite loop 10 210 ANSWER DOWNLOAD EXAMIANS APP
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