Go get from map

Initialize map in golang

// By default maps in Go behaves like a default dictionary in python
m := make(map[string]int)

m["Dio"] = 3
m["Jonathan"] = 1

Go add to map

m := make(map[string]int)
m["numberOne"] = 1
m["numberTwo"] = 2

Go get from map

var id string
var ok bool
if x, found := res["strID"]; found {
     if id, ok = x.(string); !ok {
        //do whatever you want to handle errors - this means this wasn't a string
     }
} else {
   //handle error - the map didn't contain this key
}

Source: stackoverflow.com

Similar codes

0 vote227 views1 answer
Golang iterate through map
Go
0 vote217 views1 answer
Google Maps API: Adding letters to my markers on my google map
Go
5 votes241 views2 answers
Minecraft logo transparent
Go
0 vote238 views1 answer
Match cell with the value google sheets
Go
3 votes266 views1 answer
How to exclude keywords google
Go
0 vote242 views2 answers
Golang sort struct
Go
3 votes228 views1 answer
How to set logo for website
Go
4 votes241 views1 answer
GoMint server host
Go
0 vote306 views2 answers
How to parse io.nopCloser golang
Go
0 vote226 views1 answer
Download file in go
Go