stop listening event to avoid memort leak

2 years ago · a5fc32da04
parent 146ba773c7
commit a5fc32da04
1 changed files with 2 additions and 1 deletions
--- a/apps/etherscan/src/app/views/VerifyView.tsx
+++ b/apps/etherscan/src/app/views/VerifyView.tsx
@ -86,6 +86,7 @@ export const VerifyView: React.FC<Props> = ({
          if (client) {
            client.on("blockchain" as any, 'networkStatus', (result) => {
              setNetworkName(result.network.name)
+              client.off("blockchain" as any, 'networkStatus')
            })
          }
          return (<form onSubmit={handleSubmit}>
@ -100,7 +101,7 @@ export const VerifyView: React.FC<Props> = ({
                disabled={true}
              /> 
            </div>
-            
+
            <div className="form-group">
              <label htmlFor="contractName">Contract Name</label>              
              <Field