If (The ZKoss Web Library 10.3.0.FL.20260105 API)

java.lang.Object
- org.zkoss.web.servlet.dsp.action.AbstractAction
- - org.zkoss.web.servlet.dsp.action.If

All Implemented Interfaces:

Action
```
public class If
extends AbstractAction
```
Tests whether an condition is true and render the child only if the condition is true.

Author:

tomyeh

Constructor Summary

Constructors
Constructor Description

If()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`getTest()`	Returns the test result.
`boolean`	`isTrim()`	Returns whether to trim the result.
`void`	`render(ActionContext ac, boolean nested)`	Processes the action and renders the output to `ActionContext.getOut()`.
`void`	`setTest(boolean cond)`	Sets the test result.
`void`	`setTrim(boolean trim)`	Sets whether to trim the result.
`java.lang.String`	`toString()`

Methods inherited from class org.zkoss.web.servlet.dsp.action.AbstractAction
append, append, append, getIf, getUnless, isEffective, setIf, setUnless, toScope

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

- Constructor Detail
  - If
```
public If()
```
- Method Detail
  - getTest
```
public boolean getTest()
```
    Returns the test result.
  - setTest
```
public void setTest(boolean cond)
```
    Sets the test result.
  - isTrim
```
public boolean isTrim()
```
    Returns whether to trim the result.
    Default: true.
  - setTrim
```
public void setTrim(boolean trim)
```
    Sets whether to trim the result.
  - render
```
public void render(ActionContext ac,
                   boolean nested)
            throws DspException,
                   java.io.IOException
```
    Description copied from interface: Action
    
    Processes the action and renders the output to ActionContext.getOut().
    
    nested - whether there is any nested content.
    
    Throws:
    
    DspException
    
    java.io.IOException
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object