Method HttpClient():getLastError() Foundation
Returns the numeric value of the last error.
:getLastError() --> nErrorCode
:getLastError() returns a numeric error code of the operating system level.
The method :getLastError() is used to retrieve the numeric code of the last error that occured when sending a request via :send() or :sendAsync().
The last error code reflects errors that occured within the operating system level.
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