Adobe 38043740 - ColdFusion Standard - Mac Development Manual page 1006

DEVELOPING COLDFUSION 9 APPLICATIONS
Working with Documents, Charts, and Reports
<!--- Convert start date to start year. --->
<!--- Convert the date to a number for the query to work --->
<cfloop index="i" from="1" to="#GetSalaries.RecordCount#">
<cfset GetSalaries.StartDate[i]=NumberFormat(DatePart("yyyy", GetSalaries.StartDate[i])
,9999)>
</cfloop>
<!--- Query of Queries for average salary by start year. --->
<cfquery dbtype = "query" name = "HireSalaries">
SELECT
StartDate,
AVG(Salary) AS AvgByStart
FROM GetSalaries
GROUP BY StartDate
</cfquery>
<!--- Round average salaries to thousands. --->
<cfloop index="i" from="1" to="#HireSalaries.RecordCount#">
<cfset HireSalaries.AvgByStart[i]=Round(HireSalaries.AvgByStart[i]/1000)*1000>
</cfloop>
Add the following
4
cfchart
<!--- Area-style Line chart, from HireSalaries Query of Queries. --->
<cfchart
chartWidth=400
BackgroundColor="##FFFF00"
show3D="yes"
>
<cfchartseries
type="area"
query="HireSalaries"
valueColumn="AvgByStart"
itemColumn="StartDate"
/>
</cfchart>
<br>
5 Save the page.
View the chartdata.cfm page in your browser.
6
Reviewing the code
The following table describes the code and its function:
tag before the end of the
body
Last updated 1/20/2012
tag block:
1001