#### Illustrative examples

JReport provides you with some sample programs which demonstrate how to create and edit reports using the Designer API in `<insatll_root>\help\designer\samples`. They are:

- TestDesignInvoice.java
  An example of designing a report with an invoice.
- TestDesignEditInvoice.java
  An example of how to change the image in the report invoice1.
- TestDesignGraph.java
  An example of designing a report with a chart.
- TestDesignCrosstab.java
  An example of designing a report with a crosstab.
- TestDesignSubreport.java
  An example of designing a report with a subreport.
- TestMutiUserDesign.java
  An example of creating four reports at the same time.

The following are three specific examples of using the Designer API:

- Example 1: TestDesignInvoice.java
- Example 2: TestMutiUserDesign.java
- Example 3: TestDesignEditInvoice.java