Golang String to Uppercase
To convert string to upper case in Go programming, call strings.ToUpper()
function and pass the string as argument to this function.
In this tutorial, we will learn how to transform a string to upper case using strings.ToLower() function.
Syntax
The syntax of ToUpper()
function is
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strings.ToUpper(str)
where
strings
is the package.ToUpper
is the function name.str
is the input string.
strings.ToLower() function returns string with all characters in the original string converted to upper case alphabets.
Example
In the following program, we will take a string str
containing a mix of lower and upper case alphabets and convert it to upper case.
example.go
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package main
import (
"fmt"
"strings"
)
func main() {
var str = "HelLo WoRld"
var str_upper = strings.ToUpper(str)
fmt.Printf(str_upper)
}
Output
HELLO WORLD
Conclusion
In this Golang Tutorial, we learned how to convert a string to upper case using strings.ToUpper() function.