Supported Subscriptions

web3.js supports the standard Ethereum subscriptions out of the box. And they are the ones registered inside registeredSubscriptions object. Here are a list of them:

• logs: implemented in the class LogsSubscription.
• newBlockHeaders: implemented in the class NewHeadsSubscription.
• newHeads same as newBlockHeaders.
• newPendingTransactions: implemented in the class NewPendingTransactionsSubscription.
• pendingTransactions: same as newPendingTransactions.
• syncing: implemented in the class SyncingSubscription