Head Method

Fetches the document headers using the HTTP HEAD method.

Syntax

http.head(URL, [callback])

Callback

The 'callback' parameter specifies a function which will be called when the operation completes (or an error is encountered). If the 'callback' parameter is not specified, then the method will block and will not return until the operation completes (or an error is encountered).

The callback for this method is defined as:

function(err){ }

'err' is the error that occurred. If there was no error, then 'err' is 'null'.

'err' has 2 properties which hold detailed information:

err.code
err.message

Remarks

This method fetches the document headers using the HTTP HEAD method. The headers are received through the Header event.

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IPWorks 2020 Node.js Edition - Version 20.0 [Build 8307]