title: How to reduce the number of if-else statements in PHP?
body: <p>I found that there are many if-else statements, especially nested if else statements, these statements make my code less readable. How to reduce the number of if else statements in PHP?</p>
  
  <p>My tips are as follows:
  1.Use a switch statement when it is suitable;
  2.use exit() statement when it is feasible;
  3. Use ternary statement when it is feasible;</p>
  
  <p>Are there other tips that can reduce if else statements, especially nested if-else statements?</p>