JavaScript Encode URL, Escape String

By Xah Lee. Date: . Last updated: .

encodeURI and decodeURI → Changes illegal URL characters to percent encoded form. For example, character such as ^ [ ] and Unicode character such as em-dash.

〔►see JavaScript: encodeURI

encodeURIComponent and decodeURIComponent → Useful to embed a URL in a URL. Like encodeURI but changes more chars, including slash and colon in http://.

〔►see JavaScript: encodeURIComponent

escape and unescape → deprecated. Changes some characters to a percent encoded form of the char's Unicode codepoint.

〔►see JavaScript: escape

Note: these functions are properties of global object.

〔►see JavaScript: the Global Object

URL Topic

  1. JavaScript: encodeURI
  2. JavaScript: encodeURIComponent
  3. JavaScript: escape
  4. JavaScript: Get URL (window.location)

String Topic

  1. JavaScript: Default Charset/Encoding
  2. JavaScript: String is 16-Bit Unit Sequence
  3. JavaScript: Unicode Character Escape Sequence
  4. JavaScript: Allowed Characters in Identifier
  5. HTML: Allowed Characters in id Attribute
  6. HTML: Character Sets and Encoding
  7. HTML XML Entities

  1. JavaScript: Template String
  2. JavaScript: Convert String to Number
  3. JavaScript Encode URL, Escape String
  4. JavaScript: Format Number
  5. JavaScript: JSON Object

  1. JavaScript: String Object
  2. JavaScript: String.prototype
  3. JavaScript: String Constructor

Character Topic

  1. JavaScript: String is 16-Bit Unit Sequence
  2. JavaScript: Convert Character To/From Codepoint
  3. JavaScript: String.fromCodePoint
  4. JavaScript: String.fromCharCode
  5. JavaScript: String.prototype.charAt
  6. JavaScript: String.prototype.charCodeAt
  7. JavaScript: String.prototype.codePointAt
  8. JavaScript: Convert Decimal/Hexadecimal
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