Sample code for 30+ languages & platforms
B4X Requires Chilkat v11.0.0+

Example: Http.HttpFile method

Shows how to use the HttpFile method to send an HTTP POST request with the contents of a file as the request body. The example sends the following request:
POST /api/v1/sites/123/deploys HTTP/1.1
Host: example.com
Accept: */*
Accept-Encoding: gzip
Content-Type: application/zip
Content-Length: 123456

[binary data bytes of data.zip]

Also see: Chilkat Http Default and Auto-Filled Headers

Chilkat B4X Downloads

B4X
Dim success As Boolean = False

Dim http As ChilkatHttp
http.Initialize("http")

Dim localFilePath As String = "C:/example/zips/data.zip"
Dim url As String = "https://example.com/api/v1/sites/123/deploys"

'  Send a POST with the contents of the file in the binary HTTP request body.
Dim resp As ChilkatHttpResponse
resp.Initialize
success = http.HttpFile("POST", url, localFilePath, "application/zip", resp)
If success = False Then
    Log(http.LastErrorText)
    Return
End If


Log("Response Status Code: " & resp.StatusCode)
Log("Response body:")
Log(resp.BodyStr)