[{"data":1,"prerenderedAt":141},["Reactive",2],{"/guides/csharp/httpclient/adding-a-custom-header-or-footer":3,"/guides/csharp/httpclient/adding-a-custom-header-or-footer-related":59},{"_path":4,"_dir":5,"_draft":6,"_partial":6,"_locale":7,"title":8,"description":9,"language":10,"library":11,"property":12,"output":13,"related":14,"default":6,"body":17,"_type":54,"_id":55,"_source":56,"_file":57,"_extension":58},"/guides/csharp/httpclient/adding-a-custom-header-or-footer","httpclient",false,"","Adding a custom header or footer","Learn how to add custom headers and footers to your PDFs using C# and the HttpClient library. This guide offers detailed steps with code samples in C# and the HttpClient library, showing how to customize PDF appearance with headers and footers.","C#","HttpClient","header","pdf",[15,16],"loading-css-from-a-string","loading-css-from-a-url",{"type":18,"children":19,"toc":51},"root",[20,28,33,46],{"type":21,"tag":22,"props":23,"children":24},"element","p",{},[25],{"type":26,"value":27},"text","In this guide, we'll show you how to add custom headers and footers to your PDFs using C# and the HttpClient library.",{"type":21,"tag":22,"props":29,"children":30},{},[31],{"type":26,"value":32},"When generating PDFs, you might want to add custom headers and footers to your documents for branding or informational purposes.",{"type":21,"tag":34,"props":35,"children":40},"pre",{"className":36,"code":38,"language":39,"meta":7},[37],"language-csharp","using System;\nusing System.Net.Http;\nusing System.Net.Http.Headers;\nusing System.Threading.Tasks;\n\n// You can get an API key at https://pdfshift.io\nvar apiKey = \"sk_xxxxxxxxxxxx\";\n\nvar client = new HttpClient();\nclient.DefaultRequestHeaders.Add(\"X-API-Key\", apiKey);\n\nvar payload = new\n{\n    source = \"https://www.example.com\",\n    // Add custom header and footer\n    header = new\n    {\n        content = \"\u003Cdiv style='text-align: center;'>Header Content\u003C/div>\",\n        height = \"20mm\"\n    },\n    footer = new\n    {\n        content = \"\u003Cdiv style='text-align: center;'>Footer Content\u003C/div>\",\n        height = \"20mm\"\n    }\n};\n\nvar json = System.Text.Json.JsonSerializer.Serialize(payload);\nvar content = new StringContent(json, System.Text.Encoding.UTF8, \"application/json\");\n\nvar response = await client.PostAsync(\"https://api.pdfshift.io/v3/convert/pdf\", content);\n\n// Handle errors:\nif (response.StatusCode >= System.Net.HttpStatusCode.BadRequest)\n{\n    throw new Exception($\"Request failed with status code {response.StatusCode}\");\n}\n\nvar result = await response.Content.ReadAsByteArrayAsync();\n\nSystem.IO.File.WriteAllBytes(\"result.pdf\", result);\n\nConsole.WriteLine(\"The PDF document was generated and saved to result.pdf\");\n","csharp",[41],{"type":21,"tag":42,"props":43,"children":44},"code",{"__ignoreMap":7},[45],{"type":26,"value":38},{"type":21,"tag":22,"props":47,"children":48},{},[49],{"type":26,"value":50},"This allows you to add consistent branding elements to all your generated PDF documents.",{"title":7,"searchDepth":52,"depth":52,"links":53},2,[],"markdown","content:guides:csharp:httpclient:adding-a-custom-header-or-footer.md","content","guides/csharp/httpclient/adding-a-custom-header-or-footer.md","md",[60,64,65,69,73,77,81,85,89,93,97,101,105,109,113,117,121,125,129,133,137],{"_path":61,"title":62,"language":10,"library":11,"_id":63},"/guides/csharp/httpclient/accessing-secured-pages","Accessing secured pages","content:guides:csharp:httpclient:accessing-secured-pages.md",{"_path":4,"title":8,"language":10,"library":11,"_id":55},{"_path":66,"title":67,"language":10,"library":11,"_id":68},"/guides/csharp/httpclient/adding-a-text-watermark","Adding a text watermark","content:guides:csharp:httpclient:adding-a-text-watermark.md",{"_path":70,"title":71,"language":10,"library":11,"_id":72},"/guides/csharp/httpclient/adding-an-image-watermark","Adding an image watermark","content:guides:csharp:httpclient:adding-an-image-watermark.md",{"_path":74,"title":75,"language":10,"library":11,"_id":76},"/guides/csharp/httpclient/avoid-conversion-on-error","Avoid conversion on error","content:guides:csharp:httpclient:avoid-conversion-on-error.md",{"_path":78,"title":79,"language":10,"library":11,"_id":80},"/guides/csharp/httpclient/convert-html-to-pdf-from-a-url","Convert HTML to PDF from a URL","content:guides:csharp:httpclient:convert-html-to-pdf-from-a-url.md",{"_path":82,"title":83,"language":10,"library":11,"_id":84},"/guides/csharp/httpclient/convert-html-to-pdf-from-raw-html","Convert HTML to PDF from raw HTML","content:guides:csharp:httpclient:convert-html-to-pdf-from-raw-html.md",{"_path":86,"title":87,"language":10,"library":11,"_id":88},"/guides/csharp/httpclient/define-a-time-limit","Define a time limit","content:guides:csharp:httpclient:define-a-time-limit.md",{"_path":90,"title":91,"language":10,"library":11,"_id":92},"/guides/csharp/httpclient/exporting-only-a-specific-set-of-pages","Exporting only a specific set of pages","content:guides:csharp:httpclient:exporting-only-a-specific-set-of-pages.md",{"_path":94,"title":95,"language":10,"library":11,"_id":96},"/guides/csharp/httpclient/generate-a-document-with-full-height","Generate a document with full height","content:guides:csharp:httpclient:generate-a-document-with-full-height.md",{"_path":98,"title":99,"language":10,"library":11,"_id":100},"/guides/csharp/httpclient/loading-css-from-a-string","Loading CSS from a string","content:guides:csharp:httpclient:loading-css-from-a-string.md",{"_path":102,"title":103,"language":10,"library":11,"_id":104},"/guides/csharp/httpclient/loading-css-from-a-url","Loading CSS from a URL","content:guides:csharp:httpclient:loading-css-from-a-url.md",{"_path":106,"title":107,"language":10,"library":11,"_id":108},"/guides/csharp/httpclient/loading-javascript-from-a-string","Loading JavaScript from a string","content:guides:csharp:httpclient:loading-javascript-from-a-string.md",{"_path":110,"title":111,"language":10,"library":11,"_id":112},"/guides/csharp/httpclient/loading-javascript-from-a-url","Loading JavaScript from a URL","content:guides:csharp:httpclient:loading-javascript-from-a-url.md",{"_path":114,"title":115,"language":10,"library":11,"_id":116},"/guides/csharp/httpclient/protecting-the-generated-pdf","Protecting the generated PDF","content:guides:csharp:httpclient:protecting-the-generated-pdf.md",{"_path":118,"title":119,"language":10,"library":11,"_id":120},"/guides/csharp/httpclient/receive-a-webhook-event","Receive a webhook event","content:guides:csharp:httpclient:receive-a-webhook-event.md",{"_path":122,"title":123,"language":10,"library":11,"_id":124},"/guides/csharp/httpclient/save-your-pdf-online-and-get-back-a-url","Save your PDF online and get back a URL","content:guides:csharp:httpclient:save-your-pdf-online-and-get-back-a-url.md",{"_path":126,"title":127,"language":10,"library":11,"_id":128},"/guides/csharp/httpclient/save-your-pdf-to-your-amazon-s3-bucket","Save your PDF to your Amazon S3 bucket","content:guides:csharp:httpclient:save-your-pdf-to-your-amazon-s3-bucket.md",{"_path":130,"title":131,"language":10,"library":11,"_id":132},"/guides/csharp/httpclient/send-custom-http-headers","Send custom HTTP headers","content:guides:csharp:httpclient:send-custom-http-headers.md",{"_path":134,"title":135,"language":10,"library":11,"_id":136},"/guides/csharp/httpclient/using-cookies","Using cookies","content:guides:csharp:httpclient:using-cookies.md",{"_path":138,"title":139,"language":10,"library":11,"_id":140},"/guides/csharp/httpclient/waiting-for-a-custom-element-to-be-ready","Waiting for a custom element to be ready","content:guides:csharp:httpclient:waiting-for-a-custom-element-to-be-ready.md",1780405099406]