Real Class

Real Creation

The create function can be used to create a real number - though this is almost never used! To create the real number 33.0

    (create Real 33.0)

will work, but so will:

    33.0

Real Properties

None

Real Methods

method name	description
string	create a string holding the digits of this real no.
format	format the real no. according to the supplied format specification
integer	truncate this real number to an integer
real	copy this real no.
`==`	test whether this real no. is equal to the supplied one
`!=`	test whether this real no. is not equal to the supplied one
`<`	test whether this real no. is less than the supplied one
`>`	test whether this real no. is greater than the supplied one
`<=`	test whether this real no. is less than or equal to the supplied one
`>=`	test whether this real no. is greater than or equal to the supplied one
copy	copy this real no.
`+`	return the sum of this real no. and the supplied one
`-`	return the result of this real no. minus the supplied one
`*`	return the result of this real no. multiplied by the supplied one
`/`	return the result of this real no. divided by the supplied one

string

Create a string holding the digits of this real no.

Arguments: none

Return type: String

`format`

Format the number according to the supplied format specification. The format spec is the standard C printf spec. The following are valid examples:


    "%06f"
    "%*g"

If the format spec requires additional integer arguments, then these must be supplied

Arguments:

formatSpec	`String`
...	one or two `Integer`s to match the `formatSpec`

Return type: an appropriately formatted String

integer

Truncate this real number to an integer.

Arguments: none

Return type: Integer

real

Copy this real no.

Arguments: none

Return type: Real

`==`

Test whether this real no. is equal to the supplied one.

Arguments:

x Real

Return type: Object

`!=`

Test whether this real no. is not equal to the supplied one.

Arguments:

x Real

Return type: Object

`<`

Test whether this real no. is less than the supplied one.

Arguments:

x Real

Return type: Object

`>`

Test whether this real no. is greater than the supplied one.

Arguments:

x Real

Return type: Object

`<=`

Test whether this real no. is less than or equals the supplied one.

Arguments:

x Real

Return type: Object

`>=`

Test whether this real no. is greater than or equals the supplied one.

Arguments:

x Real

Return type: Object

copy

Copy this real no.

Arguments: none

Return type: Real

`+`

Return the sum of this real no. and the supplied one.

Arguments:

x Real

Return type: Real

`-`

Return the result of this real no. minus the supplied one.

Arguments:

x Real

Return type: Real

`*`

Return the result of this real no. multiplied by the supplied one.

Arguments:

x Real

Return type: Real

`/`

Return the result of this real no. divided by the supplied one.

Arguments:

x Real

Return type: Real

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