HTML Encoder

Example Substitutions

• & → & (ampersand, U+0026)
• &lt; → < (less-than sign, U+003C)
• &gt; → > (greater-than sign, U+003E)
• &quot; → " (quotation mark, U+0022)
• &apos; → ' (apostrophe, U+0027)

How to do HTML encoding in various programming languages

• • Language: C#
  • Encode: System.Net.WebUtility.HtmlEncode()
  • Decode: System.Net.WebUtility.HtmlDecode()
  • Example: Example
  • Documentation: HtmlEncode() HtmlDecode()
• • Language: VB .NET
  • Encode: System.Net.WebUtility.HtmlEncode()
  • Decode: System.Net.WebUtility.HtmlDecode()
  • Example: Example
  • Documentation: HtmlEncode() HtmlDecode()
• • Language: Java
  • Encode: org.apache.commons.lang.StringEscapeUtils.escapeHtml()
  • Decode: org.apache.commons.lang.StringEscapeUtils.unescapeHtml()
  • Example: Example
  • Documentation: escapeHtml() unescapeHtml()
• • Language: JavaScript
  • Encode: htmlEncode()
  • Decode: htmlDecode()
  • Example: Example
  • Documentation:
• • Language: Python
  • Encode: html.escape()
  • Decode: html.unescape()
  • Example: escape() unescape()
  • Documentation: Documentation