ConstraintItem: Constraint Items

In rminizinc: R Interface to 'MiniZinc'

Description

Describe Minizinc constraints on decision variables.

Super class

rminizinc::Item -> ConstraintItem

Public fields

.e

the constraint expression

.delete_flag

used to delete items

Active bindings

.e

the constraint expression

.delete_flag

used to delete items

Methods

Public methods

• ConstraintItem$new()

• ConstraintItem$getExp()

• ConstraintItem$setExp()

• ConstraintItem$c_str()

• ConstraintItem$getDeleteFlag()

• ConstraintItem$delete()

• ConstraintItem$clone()

Inherited methods

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Method new()

Creates a new instance of Constraint class.

Usage

ConstraintItem$new(e = NULL, mzn_str = NULL)

Arguments

e

The expression for the constraint (used if e is NULL)

mzn_str

string representation of Constraint item

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Method getExp()

get the constraint expression

Usage

ConstraintItem$getExp()

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Method setExp()

set the constraint expression

Usage

ConstraintItem$setExp(e)

Arguments

e

expression

---

Method c_str()

serialize to MiniZinc syntax

Usage

ConstraintItem$c_str()

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Method getDeleteFlag()

delete flag for internal use

Usage

ConstraintItem$getDeleteFlag()

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Method delete()

delete the constraint item

Usage

ConstraintItem$delete()

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Method clone()

The objects of this class are cloneable with this method.

Usage

ConstraintItem$clone(deep = FALSE)

Arguments

deep

Whether to make a deep clone.

rminizinc documentation built on Oct. 15, 2021, 9:06 a.m.