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java.lang.Objectorg.nfunk.jep.function.PostfixMathCommand
org.nfunk.jep.function.Assign
public class Assign
An assignment operator so we can do x=3+4. This function implements the CallbackEvaluationI interface so that it handles setting the value of a variable. Any Variable or function which implements the LValueI can appear on the left hand side of the equation.
| Field Summary |
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| Fields inherited from class org.nfunk.jep.function.PostfixMathCommand |
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curNumberOfParameters, numberOfParameters |
| Constructor Summary | |
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Assign()
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| Method Summary | |
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java.lang.Object |
evaluate(Node node,
EvaluatorI pv)
For assignment set the value of the variable on the lhs to value returned by evaluating the righthand side. |
| Methods inherited from class org.nfunk.jep.function.PostfixMathCommand |
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checkNumberOfParameters, checkStack, getNumberOfParameters, run, setCurNumberOfParameters |
| Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
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public Assign()
| Method Detail |
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public java.lang.Object evaluate(Node node,
EvaluatorI pv)
throws ParseException
evaluate in interface CallbackEvaluationInode - The current nodepv - The visitor, can be used evaluate the children
ParseException
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