JavaScript: Number.parseFloat

By Xah Lee. Date: .

Number.parseFloat(string)

Convert a string string (For example, "3.14") to a decimal number.

Number.parseFloat is the same function as the global function parseFloat.

〔►see JavaScript: the Global Object

console.log(
    Number.parseFloat === parseFloat
);
// string to number
console.log(
    parseFloat("324")
);
// 324

Reference

ECMAScript® 2016 Language Specification#sec-number.parsefloat

Number Topic


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

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
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