Merge pull request #34 from SyncfusionExamples/EJ2-381112-getBase64

381112: Get Base 64 string of the loaded PDF document

How to/Get Base 64 string of the loaded PDF document/PDFViewerSample/PDFViewerSample.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.10.34607.79
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PDFViewerSample", "PDFViewerSample\PDFViewerSample.csproj", "{3936B843-A035-424E-BA4B-990436AC60BD}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{3936B843-A035-424E-BA4B-990436AC60BD}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{3936B843-A035-424E-BA4B-990436AC60BD}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{3936B843-A035-424E-BA4B-990436AC60BD}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{3936B843-A035-424E-BA4B-990436AC60BD}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {31245B35-82FC-4C3B-A888-4730D0AD8EE0}
+	EndGlobalSection
+EndGlobal

How to/Get Base 64 string of the loaded PDF document/PDFViewerSample/PDFViewerSample/PDFViewerSample.csproj

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+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+  </PropertyGroup>
+
+  <ItemGroup>
+       <PackageReference Include="Syncfusion.EJ2.AspNet.Core" Version="*" />
+       <PackageReference Include="Syncfusion.EJ2.PdfViewer.AspNet.Core" Version="*" />
+  </ItemGroup>
+
+</Project>

How to/Get Base 64 string of the loaded PDF document/PDFViewerSample/PDFViewerSample/PDFViewerSample.csproj.user

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+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="Current" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <ActiveDebugProfile>IIS Express</ActiveDebugProfile>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
+    <DebuggerFlavor>ProjectDebugger</DebuggerFlavor>
+  </PropertyGroup>
+</Project>

How to/Get Base 64 string of the loaded PDF document/PDFViewerSample/PDFViewerSample/Pages/Error.cshtml

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+@page
+@model ErrorModel
+@{
+    ViewData["Title"] = "Error";
+}
+
+<h1 class="text-danger">Error.</h1>
+<h2 class="text-danger">An error occurred while processing your request.</h2>
+
+@if (Model.ShowRequestId)
+{
+    <p>
+        <strong>Request ID:</strong> <code>@Model.RequestId</code>
+    </p>
+}
+
+<h3>Development Mode</h3>
+<p>
+    Swapping to the <strong>Development</strong> environment displays detailed information about the error that occurred.
+</p>
+<p>
+    <strong>The Development environment shouldn't be enabled for deployed applications.</strong>
+    It can result in displaying sensitive information from exceptions to end users.
+    For local debugging, enable the <strong>Development</strong> environment by setting the <strong>ASPNETCORE_ENVIRONMENT</strong> environment variable to <strong>Development</strong>
+    and restarting the app.
+</p>

How to/Get Base 64 string of the loaded PDF document/PDFViewerSample/PDFViewerSample/Pages/Error.cshtml.cs

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+using Microsoft.AspNetCore.Mvc;
+using Microsoft.AspNetCore.Mvc.RazorPages;
+using System.Diagnostics;
+
+namespace PDFViewerSample.Pages
+{
+    [ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
+    [IgnoreAntiforgeryToken]
+    public class ErrorModel : PageModel
+    {
+        public string? RequestId { get; set; }
+
+        public bool ShowRequestId => !string.IsNullOrEmpty(RequestId);
+
+        private readonly ILogger<ErrorModel> _logger;
+
+        public ErrorModel(ILogger<ErrorModel> logger)
+        {
+            _logger = logger;
+        }
+
+        public void OnGet()
+        {
+            RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier;
+        }
+    }
+
+}

How to/Get Base 64 string of the loaded PDF document/PDFViewerSample/PDFViewerSample/Pages/Index.cshtml

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+@page "{handler?}"
+@model IndexModel
+@{
+    ViewData["Title"] = "Home page";
+}
+<div class="text-center">
+    <button id="getBase64">Get Base64</button>
+    <ejs-pdfviewer id="pdfviewer" style="height:600px" resourceUrl="https://cdn.syncfusion.com/ej2/27.2.2/dist/ej2-pdfviewer-lib" documentPath="https://cdn.syncfusion.com/content/pdf/pdf-succinctly.pdf">
+    </ejs-pdfviewer>
+</div>
+
+<script type="text/javascript">
+    document.addEventListener('DOMContentLoaded', function () {
+        var pdfViewer = document.getElementById('pdfviewer').ej2_instances[0];
+
+        // Add an event listener to the button to get Base64 string of the loaded document
+        document.getElementById('getBase64').addEventListener('click', function () {
+            base64ofloadedDocument();  // Call the function to get the Base64 string
+        });
+
+        // Function to get Base64 of the loaded document
+        function base64ofloadedDocument() {
+            pdfViewer.saveAsBlob().then(function (value) {
+                var data = value;
+                var reader = new FileReader();
+                reader.readAsDataURL(data);
+                reader.onload = function () {
+                    var base64data = reader.result;
+                    console.log(base64data);
+                };
+            });
+        }
+    });
+</script>