ByteScout Cloud API Server - PDF Text Search API - VB.NET - PDF Text Search from URL - ByteScout

ByteScout Cloud API Server – PDF Text Search API – VB.NET – PDF Text Search from URL

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How to PDF text search API in VB.NET using ByteScout Cloud API Server

Learn to PDF text search API in VB.NET

PDF text search API is simple to apply in VB.NET if you use these source codes below. ByteScout Cloud API Server is the ready to deploy Web API Server that can be deployed in less than thirty minutes into your own in-house Windows server (no Internet connnection is required to process data!) or into private cloud server. Can store data on in-house local server based storage or in Amazon AWS S3 bucket. Processing data solely on the server using built-in ByteScout powered engine, no cloud services are used to process your data!. It can be applied to PDF text search API using VB.NET.

Want to save time? You will save a lot of time on writing and testing code as you may just take the VB.NET code from ByteScout Cloud API Server for PDF text search API below and use it in your application. Follow the instructions from scratch to work and copy the VB.NET code. This basic programming language sample code for VB.NET will do the whole work for you to PDF text search API.

ByteScout Cloud API Server free trial version is available on our website. VB.NET and other programming languages are supported.

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Module1.vb
      
Imports System.IO Imports System.Net Imports Newtonsoft.Json.Linq ' Please NOTE: In this sample we're assuming Cloud Api Server is hosted at "https://localhost". ' If it's not then please replace this with with your hosting url. Module Module1 ' Direct URL of source PDF file. Const SourceFileUrl As String = "https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/pdf-to-text/sample.pdf" ' Comma-separated list of page indices (or ranges) to process. Leave empty for all pages. Example: '0,2-5,7-'. Const Pages As String = "" ' PDF document password. Leave empty for unprotected documents. Const Password As String = "" ' Search string. Const SearchString As String = "\d{1,}\.\d\d" 'Regular expression To find numbers Like '100.00' ' Note: Do Not use `+` char in regex, but use `{1,}` instead. ' `+` char Is valid for URL And will Not be escaped, And it will become a space char on the server side. ' Enable regular expressions (Regex) Const RegexSearch As Boolean = True Sub Main() ' Create standard .NET web client instance Dim webClient As WebClient = New WebClient() ' Prepare URL for PDF text search API call. Dim query As String = Uri.EscapeUriString( String.Format("https://localhost/pdf/find?password={0}&pages={1}&url={2}&searchString={3}&regexSearch={4}", Password, Pages, SourceFileUrl, SearchString, RegexSearch)) Try ' Execute request Dim response As String = webClient.DownloadString(query) ' Parse JSON response Dim json As JObject = JObject.Parse(response) If json("error").ToObject(Of Boolean) = False Then For Each item As JToken In json("body") Console.WriteLine({code}quot;Found text {item("text")} at coordinates {item("left")}, {item("top")}") Next Else Console.WriteLine(json("message").ToString()) End If Catch ex As WebException Console.WriteLine(ex.ToString()) End Try webClient.Dispose() Console.WriteLine() Console.WriteLine("Press any key...") Console.ReadKey() End Sub End Module

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packages.config
      
<?xml version="1.0" encoding="utf-8"?> <packages> <package id="Newtonsoft.Json" version="10.0.3" targetFramework="net40" /> </packages>

ON-PREMISE OFFLINE SDK

60 Day Free Trial or Visit ByteScout Cloud API Server Home Page

Explore ByteScout Cloud API Server Documentation

Explore Samples

Sign Up for ByteScout Cloud API Server Online Training

ON-DEMAND REST WEB API

Get Your API Key

Explore Web API Docs

Explore Web API Samples

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ON-PREMISE OFFLINE SDK

60 Day Free Trial or Visit ByteScout Cloud API Server Home Page

Explore ByteScout Cloud API Server Documentation

Explore Samples

Sign Up for ByteScout Cloud API Server Online Training

ON-DEMAND REST WEB API

Get Your API Key

Explore Web API Docs

Explore Web API Samples

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