mirror of https://github.com/go-redis/redis.git
134 lines
2.0 KiB
Go
134 lines
2.0 KiB
Go
// EXAMPLE: cmds_hash
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// HIDE_START
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package example_commands_test
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import (
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"context"
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"fmt"
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"github.com/redis/go-redis/v9"
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)
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// HIDE_END
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func ExampleClient_hset() {
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ctx := context.Background()
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rdb := redis.NewClient(&redis.Options{
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Addr: "localhost:6379",
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Password: "", // no password docs
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DB: 0, // use default DB
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})
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// REMOVE_START
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rdb.Del(ctx, "myhash")
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// REMOVE_END
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// STEP_START hset
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res1, err := rdb.HSet(ctx, "myhash", "field1", "Hello").Result()
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if err != nil {
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panic(err)
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}
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fmt.Println(res1) // >>> 1
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res2, err := rdb.HGet(ctx, "myhash", "field1").Result()
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if err != nil {
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panic(err)
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}
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fmt.Println(res2) // >>> Hello
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res3, err := rdb.HSet(ctx, "myhash",
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"field2", "Hi",
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"field3", "World",
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).Result()
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if err != nil {
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panic(err)
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}
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fmt.Println(res3) // >>> 2
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res4, err := rdb.HGet(ctx, "myhash", "field2").Result()
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if err != nil {
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panic(err)
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}
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fmt.Println(res4) // >>> Hi
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res5, err := rdb.HGet(ctx, "myhash", "field3").Result()
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if err != nil {
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panic(err)
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}
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fmt.Println(res5) // >>> World
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res6, err := rdb.HGetAll(ctx, "myhash").Result()
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if err != nil {
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panic(err)
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}
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fmt.Println(res6)
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// >>> map[field1:Hello field2:Hi field3:World]
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// STEP_END
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// Output:
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// 1
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// Hello
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// 2
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// Hi
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// World
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// map[field1:Hello field2:Hi field3:World]
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}
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func ExampleClient_hget() {
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ctx := context.Background()
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rdb := redis.NewClient(&redis.Options{
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Addr: "localhost:6379",
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Password: "", // no password docs
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DB: 0, // use default DB
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})
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// REMOVE_START
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rdb.Del(ctx, "myhash")
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// REMOVE_END
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// STEP_START hget
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res7, err := rdb.HSet(ctx, "myhash", "field1", "foo").Result()
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if err != nil {
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panic(err)
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}
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fmt.Println(res7) // >>> 1
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res8, err := rdb.HGet(ctx, "myhash", "field1").Result()
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if err != nil {
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panic(err)
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}
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fmt.Println(res8) // >>> foo
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res9, err := rdb.HGet(ctx, "myhash", "field2").Result()
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if err != nil {
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fmt.Println(err)
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}
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fmt.Println(res9) // >>> <empty string>
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// STEP_END
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// Output:
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// 1
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// foo
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// redis: nil
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}
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