Q:

Which of the below statements is equivalent to $add += $add ?

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Which of the below statements is equivalent to $add += $add ?


  1. $add = $add
  2. $add = $add +$add
  3. $add = $add + 1
  4. $add = $add + $add + 1

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(b).$add = $add +$add

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BASICS OF PHP MCQ

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