Methods and examples of formatted output using Go language

Title: Methods and examples of formatted output using Go language

Go language is a concise and efficient programming language. When outputting, we usually The output needs to be formatted to make it more readable. This article will introduce how to use Go language for formatted output, including commonly used formatting verbs and sample codes.

Formatting verb

In the Go language, formatted output is achieved by using thePrintffunction in thefmtpackage. In thePrintffunction, we can use different formatting verbs to format the output. Some of the commonly used formatting verbs include:

• %d: Represents an integer
• %f: Represents a floating point number
• %s: Represents a string
• %v: Indicates the general format

In addition to the above formatting verbs, there are other formatting verbs that can meet more complex output requirements. Readers can choose the appropriate formatting verb according to the actual situation.

Sample Code

Here is some sample code that demonstrates how to format the output using different formatting verbs:

package main import "fmt" func main() { // Integer formatting num := 10 fmt.Printf("Integer: %d ", num) //Floating point number formatting pi := 3.1415926 fmt.Printf("Floating point number: %f ", pi) // String formatting name := "Alice" fmt.Printf("String: %s ", name) //general formatting age := 20 height := 175.5 fmt.Printf("Age: %v, Height: %v ", age, height) }

In the above sample code, we used%d,%f,%sand%v## respectively. #Format verbs output in integers, floating point numbers, strings and general formats. Readers can run the above code and observe the output effects of different types of data under different formatting verbs.

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