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() is_number() if_numeric is_numeric() is_num() is_number() if_numeric ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$a = '12345';print "qwe{$a}rty"; error qwe{$a}rty no output qwe12345rty error qwe{$a}rty no output qwe12345rty 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"; green error red green red green error red green red ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?function fun($x,$y) {$x = 4;$y = 3;$z = $x + $y / $y + $x;echo "$z";}fun(3, 4); 0 Error 7 9 0 Error 7 9 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(); 000 012 123 Error 000 012 123 Error ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$i = 1;if ($i++ && ($i == 1))printf("Yesn$i");elseprintf("Non$i"); No 1 Yes 1 No 2 Yes 2 No 1 Yes 1 No 2 Yes 2 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS