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num.parse()

num.parse(s) converts the string s to a number by parsing it as a base-10 floating point number.

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Returns

  • if s is a number, returns the number unchanged.

  • if s is a string, attempts to parse it as a base-10 floating point number. Returns the parsed number on success, or null if the string cannot be parsed.

  • if s is any other type, returns null.

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