TRC20GetSymbol gRPC Method

Parameters

contractAddress

string

REQUIRED

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Returns

symbol

string

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error

object

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Request

1
package main
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import (
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	"context"
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	"crypto/tls"
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	"encoding/json"
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	"fmt"
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	"github.com/fbsobreira/gotron-sdk/pkg/client"
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	"google.golang.org/grpc"
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	"google.golang.org/grpc/credentials"
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)
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14

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// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
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// For eg: QN Endpoint: https://docs-demo.tron-mainnet.quiknode.pro/abcde123456789
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// endpoint will be: docs-demo.tron-mainnet.quiknode.pro:50051  {50051 is the port number for Tron gRPC}
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// token will be : abcde123456789
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var token = "YOUR_TOKEN"
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var endpoint = "YOUR_ENDPOINT:50051"
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type auth struct {
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	token string
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}
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func (a *auth) GetRequestMetadata(ctx context.Context, uri ...string) (map[string]string, error) {
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	return map[string]string{
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		"x-token": a.token,
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	}, nil
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}
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func (a *auth) RequireTransportSecurity() bool {
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	return false
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}
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func main() {
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	opts := []grpc.DialOption{
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		grpc.WithTransportCredentials(credentials.NewTLS(&tls.Config{})),
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		grpc.WithPerRPCCredentials(&auth{token}),
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	}
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	conn := client.NewGrpcClient(endpoint)
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	if err := conn.Start(opts...); err != nil {
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		panic(err)
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	}
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	defer conn.Conn.Close()
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	contractAddress := "TR7NHqjeKQxGTCi8q8ZY4pL8otSzgjLj6t"
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	symbolName, err := conn.TRC20GetSymbol(contractAddress)
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	if err != nil {
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		fmt.Printf("Error calling TRC20GetSymbol: %v\n", err)
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		return
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	}
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	jsonData, _ := json.MarshalIndent(symbolName, "", "  ")
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	fmt.Println(string(jsonData))
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}

1
package main
2

3
import (
4
	"context"
5
	"crypto/tls"
6
	"encoding/json"
7
	"fmt"
8

9
	"github.com/fbsobreira/gotron-sdk/pkg/client"
10
	"google.golang.org/grpc"
11
	"google.golang.org/grpc/credentials"
12
)
13

14

15
// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
16
// For eg: QN Endpoint: https://docs-demo.tron-mainnet.quiknode.pro/abcde123456789
17
// endpoint will be: docs-demo.tron-mainnet.quiknode.pro:50051  {50051 is the port number for Tron gRPC}
18
// token will be : abcde123456789
19

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var token = "YOUR_TOKEN"
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var endpoint = "YOUR_ENDPOINT:50051"
22

23

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type auth struct {
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	token string
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}
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func (a *auth) GetRequestMetadata(ctx context.Context, uri ...string) (map[string]string, error) {
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	return map[string]string{
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		"x-token": a.token,
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	}, nil
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}
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func (a *auth) RequireTransportSecurity() bool {
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	return false
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}
37

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func main() {
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	opts := []grpc.DialOption{
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		grpc.WithTransportCredentials(credentials.NewTLS(&tls.Config{})),
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		grpc.WithPerRPCCredentials(&auth{token}),
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	}
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	conn := client.NewGrpcClient(endpoint)
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	if err := conn.Start(opts...); err != nil {
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		panic(err)
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	}
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	defer conn.Conn.Close()
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	contractAddress := "TR7NHqjeKQxGTCi8q8ZY4pL8otSzgjLj6t"
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	symbolName, err := conn.TRC20GetSymbol(contractAddress)
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	if err != nil {
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		fmt.Printf("Error calling TRC20GetSymbol: %v\n", err)
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		return
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	}
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	jsonData, _ := json.MarshalIndent(symbolName, "", "  ")
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	fmt.Println(string(jsonData))
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}

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