Essential Go / Strings
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package main
import "fmt"
func main() {
var s string // empty string ""
s1 := "string\nliteral\nwith\tescape characters"
s2 := `raw string literal
which doesn't recognize escape characters like \n
`
// you can add strings with +
fmt.Printf("sum of string: %s\n", s+s1+s2)
// you can compare strings with ==
if s1 == s2 {
fmt.Printf("s1 is equal to s2\n")
} else {
fmt.Printf("s1 is not equal to s2\n")
}
fmt.Printf("substring of s1: %s\n", s1[3:5])
fmt.Printf("byte (character) at position 3 in s1: %d\n", s1[3])
// C-style string formatting
s = fmt.Sprintf("%d + %f = %s", 1, float64(3), "4")
fmt.Printf("s: %s\n", s)
}
Go
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