What is the out-put of the following code?

$a = fread($x); fclose($x); correct syntax to initialize a handle to read from standard input?

How to use try/catch block in php ?

Considerer this code : $var = 1; function &blah() { global $var; $var++; return $var; } $num = &blah(); $num = &blah(); blah(); What is the value of $num ?

Result of the following code? echo count('');

After execution, what will be the value of $text and what will strlen($text) return? $text ='John' $text[10]='Doe'

Output of the following code: if (strpos('[email protected]','jo')) { echo 'true'; } else { echo 'false'; }

Which function is used for checks specified key exists in the array

Output of the following code: $var = true and false; echo $var ? 'true' : 'false';

Array values are keyed by ______ values (called indexed arrays) or using ______ values (called associative arrays). Of course, these key methods can be combined as well.

What elements will the script output? 'a', 1 => 'b'); var_dump ($array); ?>