leaving this out you're creating a new generator in each loop and it's being
seeded with the same number and producing the same results for several
iterations. This is exactly the problem we were talking about earlier with
calling randomize with the same seed.
HTH,
Sam
-----------------------------------------------
Blog: http://www.rewindlife.com
Charts: http://www.blinex.com/products/charting
-----------------------------------------------
> -----Original Message-----
> From: Tony Weeg [mailto:[EMAIL PROTECTED]
> Sent: Monday, January 26, 2004 11:20 AM
> To: CF-Talk
> Subject: random number cfc
>
> <cfobject name="randomGenerator" component="randomGenerator">
> <cfoutput> <cfloop from = 1 to = 50 index = i> <cfinvoke
> component="randomGenerator" method="next"
> returnvariable="theNumber">
> #theNumber#<BR>
> </cfloop>
> </cfoutput>
>
> Is what I have, and here are the results, am I doing something wrong?
>
> 3582162
> 3582162
> 3582162
> 3582162
> 3582162
> 3582162
> 87279085
> 87279085
> 87279085
> 87279085
> 87279085
> 90357076
> 90357076
> 90357076
> 90357076
> 90357076
> 90357076
> 81123102
> 81123102
> 81123102
> 81123102
> 81123102
> 85162966
> 85162966
> 85162966
> 85162966
> 85162966
> 85162966
> 75928992
> 79006983
> 79006983
> 69965384
> 69965384
> 69965384
> 69965384
> 69965384
> 73043375
> 73043375
> 73043375
> 73043375
> 73043375
> 73043375
> 12480138
> 12480138
> 12480138
> 12480138
> 12480138
> 15558129
> 15558129
> 15558129
>
> and here is the code in the cfc
>
> <cfcomponent output="no">
>
> <cfset my = structNew()/>
> <cfset my.rnd = createObject("java", "java.util.Random").init()/>
> <cfset my.min = 0/>
> <cfset my.max = 99999999/>
> <cfset my.cnt = 0/>
>
> <!-- Set the minimum and maximum. --->
> <cffunction name="setBounds" access="public" returnType="void"
> output="no">
> <cfargument name="min" type="numeric" required="true"/>
> <cfargument name="max" type="numeric" required="true"/>
> <cfset my.min = arguments.min/>
> <cfset my.max = arguments.max/>
> </cffunction>
>
> <!--- Set the maximum. The minimum is automatically 0. --->
> <cffunction name="setMax" access="public"
> returnType="void" output="no">
> <cfargument name="max" type="numeric" required="true"/>
> <cfset my.max = arguments.max/>
> </cffunction>
>
> <!--- Sets the seed. Accepts ints and longs (but no
> decimals). --->
> <cffunction name="setSeed" access="public" returnType="void"
> output="no">
> <cfargument name="seed" type="string" required="true"/>
> <cfset var l = createObject("java",
> "java.lang.Long").init(arguments.seed)/>
> <cfset my.rnd.setSeed(l.longValue())/>
> </cffunction>
>
> <!--- Returns the next highly random number. --->
> <cffunction name="next" access="public" returnType="numeric"
> output="no">
> <cfif my.min + my.max eq 0>
> <cfreturn my.rnd.nextInt()/>
> <cfelse>
> <cfreturn
> (my.rnd.nextInt(javaCast("int",((my.max+1) - my.min)))
> + my.min)/>
> </cfif>
> </cffunction>
>
> <!--- Returns a random boolean. --->
> <cffunction name="nextBoolean" access="public"
> returnType="boolean"
> output="no">
> <cfreturn my.rnd.nextBoolean()/>
> </cffunction>
>
> </cfcomponent>
[Todays Threads] [This Message] [Subscription] [Fast Unsubscribe] [User Settings]
