The php not operator is !. Given the snippet, is there an out put and what is it?

✅  The correct answer is:

output ’21 is an odd number’

Question:

The php not operator is !. Given the snippet, is there an out put and what is it?

Solution:

  • there is an output ‘2 is an even number
  • output ’21 is an odd number’
  • no output. Syntax error do to missing semicolon at the end
  • no output due to % in $num%2!=0