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DataFlex

Clear All Request Headers on a REST Object

See more REST Examples

Demonstrates Rest.ClearAllHeaders, which removes every request header previously added to the object.

Background. Clearing headers is a convenient way to reset request state before reusing the same Rest object for an unrelated request.

Chilkat DataFlex Downloads

DataFlex
Use ChilkatAx-win32.pkg

Procedure Test
    Boolean iSuccess
    Handle hoRest
    Boolean iBTls
    Boolean iBAutoReconnect
    String sTemp1

    Move False To iSuccess

    Get Create (RefClass(cComChilkatRest)) To hoRest
    If (Not(IsComObjectCreated(hoRest))) Begin
        Send CreateComObject of hoRest
    End

    //  Connect to the REST server.  The 3rd argument enables TLS (use True for HTTPS on port 443),
    //  and the 4th enables automatic reconnection if the connection is dropped between requests.
    Move True To iBTls
    Move True To iBAutoReconnect
    Get ComConnect Of hoRest "example.com" 443 iBTls iBAutoReconnect To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoRest To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get ComAddHeader Of hoRest "Accept" "application/json" To iSuccess
    Get ComAddHeader Of hoRest "X-Custom-Header" "example-value" To iSuccess

    //  Remove all request headers previously added to this object, for example before reusing the same
    //  Rest object for a different request.
    Get ComClearAllHeaders Of hoRest To iSuccess

    Showln "All request headers cleared."


End_Procedure