PHP Functions What will be the output of the following PHP code?$op2 = "blabla";function foo($op1) {echo $op1;echo $op2;}foo("hello"); helloblabla helloblablablabla error hello helloblabla helloblablablabla error hello ANSWER DOWNLOAD EXAMIANS APP
PHP Functions What will be the output of the following PHP code ?function mine($num){$num = 2 + $num;echo $num;}mine(3); 5 $num 3 None of the mentioned 5 $num 3 None of the mentioned ANSWER DOWNLOAD EXAMIANS APP
PHP Functions What will be the output of the following PHP code?function addFunction($num1, $num2) {$sum = $num1 + $num2;return $sum;}$return_value = addFunction(10, 20);echo "Returned value from the function : $return_value" Returned value from the function : $return_value Returned value from the function : 30 Error Returned value from the function : Returned value from the function : $return_value Returned value from the function : 30 Error Returned value from the function : ANSWER DOWNLOAD EXAMIANS APP
PHP Functions Which of the following are valid function names?1. function()2. €()3. .function()4. $function() None of the mentioned 3 and 4 All of the mentioned Only 2 None of the mentioned 3 and 4 All of the mentioned Only 2 ANSWER DOWNLOAD EXAMIANS APP
PHP Functions What will be the output of the following PHP code?function a() {function b() {echo 'I am b';}echo 'I am a';}b();a(); I am b Error I am bI am a I am a Error I am b Error I am bI am a I am a Error ANSWER DOWNLOAD EXAMIANS APP
PHP Functions Above usleep() function pauses PHP for .usleep(1000000); 1 microseconds 10 seconds 1 second 100 microseconds 1 microseconds 10 seconds 1 second 100 microseconds ANSWER DOWNLOAD EXAMIANS APP