Recommended 10 articles on switch

In front of you to explain a multi-choice ElseIf statement, although this statement can make a variety of judgments, but when used, need to write a lot of if statements, to our program readability inconvenience, in order to avoid the IF statement too much and improve the readability of our program, you can use the switch multiple judgment statement, In this chapter we will introduce you to the "switch statement". Switch statement syntax: switch (expr) {case expr1:statement; EXPR2: &amp

1. Recommended 10 articles on ElseIf

Introduction: Before you explain a multi-choice ElseIf statement, although this statement can make a variety of judgments, but the use of time, need to write a lot of if statements, to our program readability inconvenience, in order to avoid excessive if statement and improve the readability of our program, You can use the switch multiple judgment statement, and in this chapter we will introduce you to the "switch statement". Switch statement syntax:switch  (expr) {    case  ....

2. Summarize the note points about form components

Introduction: This article mainly introduces the small program form components of the relevant information, the need for friends can refer to the following form: The user input in the component <switch/> <input/> <checkbox/> <slider/> <radio/> <picker/> Submit main attribute::  ml:<! --Avatar-->&lt

3. PHP detailed description of fault handling

Summary: In an object-oriented program, the largest switch/case statement I've ever seen has more than 20 conditions. During the run, the code module executes all the conditions each time. Each condition is responsible for creating a new object that is used to communicate with the external use of the application API. After performing some general troubleshooting on one of them, I began to look at the interfaces implemented by the application. To my surprise, every class referenced in the Switch/case statement implements the same interface! Next to the Switch/case statement ...

4. How are enumeration values used? Summarize enumeration value Instance usage

Introduction: This article mainly introduces C # from the enumeration value to get the corresponding text description of the relevant information, the need for friends can refer to C # from the enumeration value to get the corresponding text description sometimes the enumeration value in the display, you need to display the enumeration value corresponding to the text string. One option is to use switch or if at the call to determine the enumeration value and then assign it to a different text string, but this can be cumbersome if more places are used. Of course, some people say that, in this case, you can encapsulate a method for this enumeration value and then call it. If there are more than one enumeration type that has this ...

5.10 articles recommended for instance usage of PHP conditional control statements

Introduction: Before you explain a multi-choice ElseIf statement, although this statement can make a variety of judgments, but the use of time, need to write a lot of if statements, to our program readability inconvenience, in order to avoid excessive if statement and improve the readability of our program, You can use the switch multiple judgment statement, and in this chapter we will introduce you to the "switch statement". Switch statement syntax:switch  (expr) {    case  ....

6. Summary of code instances for PHP base ElseIf statements

Introduction: Before you explain a multi-choice ElseIf statement, although this statement can make a variety of judgments, but the use of time, need to write a lot of if statements, to our program readability inconvenience, in order to avoid excessive if statement and improve the readability of our program, You can use the switch multiple judgment statement, and in this chapter we will introduce you to the "switch statement". Switch statement syntax:switch  (expr) {    case  ....

7. Articles about ElseIf Statements 10 recommendations

Introduction: Before you explain a multi-choice ElseIf statement, although this statement can make a variety of judgments, but the use of time, need to write a lot of if statements, to our program readability inconvenience, in order to avoid excessive if statement and improve the readability of our program, You can use the switch multiple judgment statement, and in this chapter we will introduce you to the "switch statement". Switch statement syntax:switch  (expr) {    case  ....

8. About switch Articles recommended 10

Introduction: Before you explain a multi-choice ElseIf statement, although this statement can make a variety of judgments, but the use of time, need to write a lot of if statements, to our program readability inconvenience, in order to avoid excessive if statement and improve the readability of our program, You can use the switch multiple judgment statement, and in this chapter we will introduce you to the "switch statement". Switch statement syntax:switch  (expr) {    case  ....

9.10 articles about the IF condition statement

Introduction: Before you explain a multi-choice ElseIf statement, although this statement can make a variety of judgments, but the use of time, need to write a lot of if statements, to our program readability inconvenience, in order to avoid excessive if statement and improve the readability of our program, You can use the switch multiple judgment statement, and in this chapter we will introduce you to the "switch statement". Switch statement syntax:switch  (expr) {    case  ....

PHP Object-oriented Advanced design mode: Factory mode Use instance

Summary: In an object-oriented program, the largest switch/case statement I've ever seen has more than 20 conditions. During the run, the code module executes all the conditions each time. Each condition is responsible for creating a new object that is used to communicate with the external use of the application API. After performing some general troubleshooting on one of them, I began to look at the interfaces implemented by the application. To my surprise, every class referenced in the Switch/case statement implements the same interface! When you then add a new conditional statement to the Switch/case statement, I recommend using Factory mode instead.

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