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 ?$a = 10;$b = 4;$c = fun(10,4);function fun($a,$b) {$b = 3;return $a - $b + $b - $a;}echo $a;echo $b;echo $c; 410 4100 1400 104 410 4100 1400 104 ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?define("__LINE__", "PHP is a scripting language");echo __LINE__; PHP is a scripting language ERROR __LINE__ 2 PHP is a scripting language ERROR __LINE__ 2 ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?print "echo hello world"; nothing hello world error echo hello world nothing hello world error echo hello world ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$a = 5;$b = -7;$c =0;$d = ++$a && ++$b || ++$c;print $d;print $a; 16 06 15 05 16 06 15 05 ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?class Constants{define('MIN_VALUE', '0.0');define('MAX_VALUE', '1.0');public static function getMinValue() {return self::MIN_VALUE;}public static function getMaxValue() {return self::MAX_VALUE;}}echo Constants::getMinValue();echo Constants::getMaxValue(); 0.01.0 No output ERROR 01 0.01.0 No output ERROR 01 ANSWER DOWNLOAD EXAMIANS APP
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