[PHP] one quick question: how do I assign atring value into variable?

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Folks,
The title is my question, how do I assign strign value into variables? Say , is the 
syntax below correct?

if ($singleRooms==1) {
     $roomType ='Single Room';
}elseif ($singleRooms==2) {
    $roomType ='Double Room';
}else{
   $roomType='Room Type not declared';
  }
Jack
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"There is nothing more rewarding than reaching the goal you set for yourself"