LeftFunction

java.lang.Object

org.pentaho.reporting.libraries.formula.function.text.LeftFunction

All Implemented Interfaces:: Serializable, Function

public class LeftFunction extends Object implements Function

This function returns a selected number of text characters from the left.
This function depends on MidFunction.

Author:

Cedric Pronzato

See Also:

Constructor Summary

Constructors

Constructor

Description

LeftFunction()
Method Summary

Modifier and Type

Method

Description

TypeValuePair

evaluate(FormulaContext context, ParameterCallback parameters)

String

getCanonicalName()

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- LeftFunction
  
  public LeftFunction()
Method Details
- evaluate
  
  public TypeValuePair evaluate(FormulaContext context, ParameterCallback parameters) throws EvaluationException
  
  Specified by:
  
  evaluate in interface Function
  
  Throws:
  
  EvaluationException
- getCanonicalName
  
  public String getCanonicalName()
  
  Specified by:
  
  getCanonicalName in interface Function