JS: 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 JS: 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 JS: encodeURIComponent〕

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

〔►see JS: escape〕

Note: these functions are properties of global object.

〔►see JS: the Global Object〕

URL Topic

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

String Topic

  1. JS: Default Charset/Encoding
  2. JS: String Code Unit vs Code Point
  3. JS: Unicode Character Escape Sequence
  4. JS: Allowed Characters in Identifier
  5. HTML: Allowed Characters in id Attribute
  6. HTML: Character Sets and Encoding
  7. HTML/XML Entity List
  1. JS: Template String
  2. JS: Convert String to Number
  3. JS: Encode URL, Escape String
  4. JS: Format Number
  5. JS: JSON Object
  1. JS: String Object
  2. JS: String.prototype
  3. JS: String Constructor

Character Topic

  1. JS: String Code Unit vs Code Point
  2. JS: Convert Character To/From Codepoint
  3. JS: String.fromCodePoint
  4. JS: String.fromCharCode
  5. JS: String.prototype.charAt
  6. JS: String.prototype.charCodeAt
  7. JS: String.prototype.codePointAt
  8. JS: Convert Decimal/Hexadecimal
  9. JS: Unicode Character Escape Sequence
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