Summary of code examples of elseif statement based on PHP

I explained to you a multiple-selection elseif statement earlier. Although this statement can make multiple judgments, when used, it requires writing a lot of if statements, which brings inconvenience to the readability of our program. In order to avoid If there are too many if statements and to improve the readability of our program, we can use switch multiple judgment statements. In this chapter we will introduce the "switch statement" to you. Syntax of switch statement: switch (expr) { case expr1: statement;                  break; case expr2: &

1. 10 recommended articles about elseif statements

##Introduction: I explained to you a multiple-selection elseif statement earlier. Although this statement can make multiple judgments, when used, it requires writing a lot of if statements, which brings inconvenience to the readability of our program. In order to avoid too many if statements and improve the readability of our program, we can use switch multiple judgment statements. In this chapter, we will introduce the "switch statement" to you. The syntax of the switch statement: switch (expr){    case ...

2. 10 recommended articles about switch

Introduction: I explained to you a multiple selection elseif statement earlier, although this statement can be used in multiple ways. Judgment, but when using it, you need to write a lot of if statements, which brings inconvenience to the readability of our program. In order to avoid too many if statements and improve the readability of our program, you can use switch multiple judgment statements. In this chapter we will Let me introduce to you the "switch statement". The syntax of the switch statement: switch (expr){    case ...

3. 10 recommended articles about if conditional statements

Introduction: I explained to you a multiple selection elseif statement earlier, although this statement can be Multiple judgments, but when used, we need to write a lot of if statements, which brings inconvenience to the readability of our program. In order to avoid too many if statements and improve the readability of our program, we can use switch multiple judgment statements. This chapter We will introduce to you the "switch statement". The syntax of the switch statement: switch (expr){    case ...

4. PHP control statement "switch" statement example Detailed explanation

Introduction: I explained to you a multiple selection elseif statement earlier, although this statement can Make multiple judgments, but when using them, you need to write a lot of if statements, which brings inconvenience to the readability of our program. In order to avoid too many if statements and improve the readability of our program, you can use switch multiple judgment statements. In this chapter, we will introduce to you the "switch statement".

5. Detailed explanation of the "elseif statement" example of PHP conditional control statement

Introduction: We have learned the "if...else statement" before and know that our "if...else statement" can only choose two results, either true or false. But what should we do when multiple conditions appear? What does it mean to have multiple items? To give an example, if there is a class exam, and after the exam results come out, the teacher will classify: those with a score of 90 or above are excellent; those with a score between 60-90 are good, and those with less than 60 are considered It's a failing grade. Under these multiple conditions, we need to use our "elseif statement".

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