Classic ASP

Extract PDF from JSON

Demonstrates how to extract a PDF file contained within JSON. The file is represented as a base64 string within the JSON. Note: This example can extract any type of file, not just a PDF file.

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Classic ASP

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<%
success = 0

set json = Server.CreateObject("Chilkat.JsonObject")

' Load the JSON.
success = json.LoadFile("qa_data/json/JSR5U.json")
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode( json.LastErrorText) & "</pre>"
    Response.End
End If

' The JSON we loaded contains this:

' 	{
' 	...
' 	...
' 	  "data": {
' 	    "content": "JVBERi0xLjQ..."
' 	  }
' 	...
' 	...
' 	}

set sb = Server.CreateObject("Chilkat.StringBuilder")
success = json.StringOfSb("data.content",sb)

set bd = Server.CreateObject("Chilkat.BinData")
success = bd.AppendEncodedSb(sb,"base64")

success = bd.WriteFile("qa_output/a0015.pdf")

%>
</body>
</html>