Lox::Prices Namespace Reference

Common functions to work with dollar amounts. More...

Functions
std::string	format (const double &price)
	Format a numeric price into a standard price string. More...
bool	nearlyTheSame (const double a, const double b)
	Determine if the two values are nearly the same. More...
bool	parse (const std::string &str, double &price)
	Parse a text string and get back price information. More...
bool	parse (const std::string &str, double &dollars, double &cents)
	Parse a text string and get back price information. More...
std::string	reformatStr (const std::string &str)
	If the input string is a valid price, reformat the string. Make no change if the string is not a valid price. More...
bool	validate (const std::string &str)
	Determine if the text is a valid dollar string. More...

Detailed Description

Common functions to work with dollar amounts.

Function Documentation

std::string Lox::Prices::format

(

const double &

price

)

Format a numeric price into a standard price string.

bool Lox::Prices::nearlyTheSame	(	const double	a,
		const double	b
	)

Determine if the two values are nearly the same.

Returns

TRUE if the absolute difference between a and b is smaller than $0.01

bool Lox::Prices::parse	(	const std::string &	str,
		double &	price
	)

Parse a text string and get back price information.

References Lox::Numbers::parse().

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bool Lox::Prices::parse	(	const std::string &	str,
		double &	dollars,
		double &	cents
	)

Parse a text string and get back price information.

std::string Lox::Prices::reformatStr

(

const std::string &

str

)

If the input string is a valid price, reformat the string. Make no change if the string is not a valid price.

References Lox::Numbers::format(), and Lox::Numbers::parse().

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bool Lox::Prices::validate

(

const std::string &

str

)

Determine if the text is a valid dollar string.

References Lox::Numbers::parse().

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