Tatara::Integer

About

Tatara::Integer is Integer class like static type programming lang.

Tatara::Integer can set val for Integer & Float.

@i = Tatara::Integer.new
@i.val = 10
# => Set 10.
@i.val = 15.6
# => Set 15.

But, can not set String value.

@i = Tatara::Integer.new
@i.val = "42"
# => Error!

Methods

Tatara::Integer#new

Create new Tatara::Integer instance. And init value is 0

@i = Tatara::Integer.new

Tatara::Integer#value

return Tatara::Integer instance value.

@i = Tatara::Integer.new
puts @i.value
# => Show `0`

Tatara::Integer#val

return Tatara::Integer instance value.

@i = Tatara::Integer.new
puts @i.val
# => Show `0`

Tatara::Integer#value=

Set instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 42
# => Set 42.

Tatara::Integer#val=

Set instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.val = 42
# => Set 42.

Tatara::Integer#value+

Add instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 21
puts @i.value + 21
# => Value is 42

Tatara::Integer#val+

Add instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 21
puts @i.val + 21
# => Value is 42

Tatara::Integer#value-

Subtract instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 21
puts @i.value - 21
# => Value is 0

Tatara::Integer#val-

Subtract instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 21
puts @i.val - 21
# => Value is 0

Tatara::Integer#value*

Multiply instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 2
puts @i.value * 21
# => Value is 42

Tatara::Integer#val*

Multiply instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 2
puts @i.val * 21
# => Value is 42

Tatara::Integer#value/

Divided instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 42
puts @i.value / 21
# => Value is 2

Tatara::Integer#val/

Divided instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 42
puts @i.val / 21
# => Value is 2

Tatara::Integer#value%

Mod instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 42
puts @i.value % 20
# => Value is 2
puts @i.value % 42
# => Value is 0

Tatara::Integer#val%

Mod instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 42
puts @i.val % 20
# => Value is 2
puts @i.val % 42
# => Value is 0

Tatara::Integer#value**

Power instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 2
puts @i.value ** 2
# => Value is 4
puts @i.value ** 2
# => Value is 8

Tatara::Integer#val**

Power instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 2
puts @i.val ** 2
# => Value is 4
puts @i.val ** 2
# => Value is 8

Tatara::Integer#value+=

Add and Set instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 21
@i.value += 21
# => Value is 42
@i.value += 21
# => Value is 63

Tatara::Integer#val+=

Add and Set instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 21
@i.val += 21
# => Value is 42
@i.val += 21
# => Value is 63

Tatara::Integer#value-=

Subtract and Set instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 20
@i.value -= 10
# => Value is 10
@i.value -= 5
# => Value is 5

Tatara::Integer#val-=

Subtract and Set instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 20
@i.val -= 10
# => Value is 10
@i.val -= 5
# => Value is 5

Tatara::Integer#value*=

Multiply and Set instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 20
@i.value *= 10
# => Value is 200
@i.value *= 5
# => Value is 1000

Tatara::Integer#val*=

Multiply and Set instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 20
@i.val *= 10
# => Value is 200
@i.val *= 5
# => Value is 1000

Tatara::Integer#value/=

Divided and Set instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 20
@i.value /= 5
# => Value is 4
@i.value /= 2
# => Value is 2

Tatara::Integer#val/=

Divided and Set instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 20
@i.val /= 5
# => Value is 4
@i.val /= 2
# => Value is 2

Tatara::Integer#value%=

Mod and Set instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 20
@i.value %= 20
# => Value is 0
@i.value = 20
@i.value %= 6
# => Value is 2

Tatara::Integer#val%=

Mod and Set instance value for Tatara::Integer.

@i = Tatara::Integer.new
@i.val = 20
@i.val %= 20
# => Value is 0
@i.value = 20
@i.value %= 6
# => Value is 2

Tatara::Integer#value**=

Power and Set instance value value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 2
@i.value **= 2
# => Value is 4
@i.value **= 2
# => Value is 16

Tatara::Integer#val**=

Power and Set instance value value for Tatara::Integer.

@i = Tatara::Integer.new
@i.value = 2
@i.val **= 2
# => Value is 4
@i.val **= 2
# => Value is 16

Tatara::Integer#value==

Check instance value, and return Boolean.

@i = Tatara::Integer.new
@i.value = 42
puts @i.value == 42
# => true
puts @i.value == 62
# => false

Tatara::Integer#val==

Check instance value, and return Boolean.

@i = Tatara::Integer.new
@i.val = 42
puts @i.val == 42
# => true
puts @i.val == 62
# => false

Tatara::Integer#inc

Increment for instance value.

@i = Tatara::Integer.new
@i.val = 1
@i.inc
# => Increment instance value
puts @i.val
# => 2

Tatara::Integer#dec

Decrement for instance value.

@i = Tatara::Integer.new
@i.val = 1
@i.dec
# => Increment instance value
puts @i.val
# => 0

Tatara::Integer#to_s

Convert to String for instance value.

@i = Tatara::Integer.new
@i.val = 42
@i.to_s
# => Conver to String.

Tatara::Integer#to_f

Convert to Float for instance value.

@i = Tatara::Integer.new
@i.val = 42
@i.to_f
# => Conver to Float.

Tatara::Integer#clear

Clear instance value.

@i = Tatara::Integer.new
@i.val = 42
# => Set 42
@i.clear
# => Clear instance value. Value is 0

Tatara::Integer#equal?

Check instance value, and return Boolean

@i = Tatara::Integer.new
@i.val = 42
puts @i.equal? 42
# => true

Tatara::Integer#operator«

Set instance value for Tatara::Integer.

@i = Tatara::Integer.new << 42
puts @i.val
# => 42
@i = @i << 50
puts @i.val
# => 50