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HomeBackend DevelopmentGolangWhat are the golang flow control statements?

What are the golang flow control statements?

Dec 21, 2023 pm 03:57 PM
golanggo languageflow control statement

Common flow control statements include if statements, for loops, switch statements, select statements, break and continue statements, and goto statements. Detailed introduction: 1. if statement: used to conditionally execute a block of code; 2. for loop: used to repeatedly execute a block of code; 3. switch statement: used to select and execute different blocks of code based on the value of an expression; 4. Select statement: used to process channel operations; 5. break and continue statements, etc.

What are the golang flow control statements?

Go language (Golang) provides common flow control statements, including:

1. if statement: used for conditional execution A block of code.

if condition {
    // code to be executed if the condition is true
} else {
    // code to be executed if the condition is false
}

2. for loop: used to repeatedly execute a block of code.

for i := 0; i <p>There are other forms of for loops, such as for range for traversing arrays, slices, strings, etc. </p><p>3. Switch statement: Used to select and execute different code blocks based on the value of an expression. </p><pre class="brush:php;toolbar:false">switch variable {
case value1:
    // code to be executed if variable == value1
case value2:
    // code to be executed if variable == value2
default:
    // code to be executed if variable doesn't match any case
}

4. Select statement: Used to process channel operations.

select {
case <p>5. Break and continue statements: Used to control the flow in a loop, break is used to jump out of the loop, and continue is used to skip the remaining code of the current loop and enter the next iteration. </p><p>6. Goto statement: Allows unconditional transfer to another part of the code. Misuse of goto is not recommended as it can make the code difficult to understand and maintain. </p><p>These are commonly used flow control statements in Go language. Please note that the Go language is more concise than other languages ​​and does not support the traditional while loop. Instead, it uses a variant of the for loop to achieve the same effect. </p>

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