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 ?$i = 0;while ((--$i > ++$i) - 1) {print $i;} 00000000000000000000….infinitely -1-1-1-1-1-1-1-1-1-1…infinitely no output error 00000000000000000000….infinitely -1-1-1-1-1-1-1-1-1-1…infinitely no output error ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$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, $y); 943 349 439 43 943 349 439 43 ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?$a = '12345';echo 'qwe{$a}rty'; qwe12345rty no output qwe{$a}rty error qwe12345rty no output qwe{$a}rty error ANSWER DOWNLOAD EXAMIANS APP
PHP Operators and Expressions What will be the output of the following PHP code ?echo "Hello World" Hello world Nothing Error Hello world in italics Hello world Nothing Error Hello world in italics ANSWER DOWNLOAD EXAMIANS APP
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