Golang go-simplejson
package main
import (
"fmt"
simplejson "/bitly/go-simplejson"
)
func main() {
js, err := simplejson.NewJson([]byte(`
{
"test": {
"string_array": ["asdf", "ghjk", "zxcv"],
"array": [1, "2", 3],
"arraywithsubs": [{"subkeyone": 1}, {"subkeytwo": 2, "subkeythree": 3}],
"int": 10,
"float": 5.150,
"bignum": 9223372036854775807,
"string": "simplejson",
"bool": true
},
"person": [
{
"name": "piao",
"age": 30,
"email": "piaoyunsoft@",
"phoneNum": ["13974999999","13984999999"]
},
{
"name": "aaaaa",
"age": 20,
"email": "aaaaaa@",
"phoneNum": ["13974998888","13984998888"]
}
]
}
`))
if err != nil {
panic("json format error")
}
fmt.Println("\n")
// get some field
fmt.Println("---------------------get some field-----------------")
s, err := js.Get("test").Get("string").String()
if err != nil {
panic(err)
}
fmt.Println(s, "\n")
// check existence of some field
fmt.Println("---------------------check existence----------------")
_, ok := js.Get("test").CheckGet("string2")
if ok {
fmt.Println("exist!")
} else {
fmt.Println("not exist!")
}
fmt.Println("\n")
// array
fmt.Println("---------------------array--------------------------")
arr, err := js.Get("test").Get("string_array").StringArray()
fmt.Println("# array of string")
if err != nil {
panic(err)
}
for _, v := range arr {
fmt.Printf("%s\t", v)
}
fmt.Println("\n")
fmt.Println("# array of number and string")
arr2, err := js.Get("test").Get("array").Array()
if err != nil {
panic(err)
}
for _, v := range arr2 {
fmt.Printf("%T:%v\t", v, v)
}
fmt.Println("\n")
fmt.Println("# array of map")
arr3 := js.Get("test").Get("arraywithsubs").GetIndex(1).MustMap()
fmt.Printf("%v\t", arr3)
fmt.Printf("%v", arr3["subkeytwo"])
fmt.Println("\n")
//
fmt.Println("# array of json")
personArr, err := js.Get("person").Array()
fmt.Printf("Number of person: %d\n", len(personArr))
// Loop
fmt.Println("\t# Loop person")
for i, _ := range personArr {
person := js.Get("person").GetIndex(i)
name := person.Get("name").MustString()
age := person.Get("age").MustInt()
email := person.Get("email").MustString()
fmt.Printf("\tname=%s, age=%d, email=%s\n", name, age, email)
// get Phone number
fmt.Println("\t# Loop phone number")
phoneNumArr, _ := person.Get("phoneNum").Array()
for ii, vv := range phoneNumArr {
fmt.Println("\t", ii, vv)
}
}
}