Friday, November 17, 2017, 3:55:22 PM, Daniel Dekany wrote:
> #assign sets the variable in the current namespace. Each #include-d
I wanted to write #import"-ed above... #include-d templates use the
namespace of the includer.
> template has its own namespace, plus the the topmost template has its
> own namespace (the "main" namespace). So if you use #assign like that,
> then in the other namespace you had to write ${widget.name}. You might
> want to use #global instead, and then the variable is visible from
> everywhere (unless it's shadowed by a variable of the same name in the
> same namespace). (It's also possible to pass back a value like
> <#nested "FreeMarker World"> and then
> <@widget.getName ; name>${name}</@widget.getName>. Also you should write
> a #function if you just want to get a value, not a macro, as that has
> a return value.)
>
> See also: https://freemarker.apache.org/docs/dgui_misc_namespace.html
>
>
> Friday, November 17, 2017, 1:56:03 PM, Swapnil Mane wrote:
>
>> Dear FreeMarker team,
>>
>> First I would like to thank you for creating such a nice template engine, I
>> personally liked it very much :-)
>>
>> I need your help in an issue,
>>
>> While using <#nested>, the variable I defined using assign is not
>> accessible in nested code.
>>
>> Here is the more details
>>
>> 1.) I have a macro file having Widgets.ftl
>>
>> {code}
>>
>> <#macro getName>
>> <#assign name = "FreeMarker World"/>
>> <#nested>
>> </#macro>
>>
>> {code}
>>
>> 2.) I have included the above file in another file using <#import>
>>
>> {code}
>>
>> <#import "Widgets.ftl" as widget>
>> <@widget.getName>
>> Hi ${name!}
>> </@widget.getName>
>>
>> {code}
>>
>> Expected output - Hi FreeMarker World
>> Actual output - Hi
>>
>>
>> Here the value of 'name' variable is not setting properly if assign is used.
>> But when I set it using global, everything work as expected.
>>
>> {code}
>> <#global name = "FreeMarker World"/>
>> {code}
>>
>> The similar types of macros will be heavily used in my application and
>> setting it at global level will cause performance and memory issue. So, I
>> want to set value of variable using assign.
>>
>> Please let me know if I am missing anything.
>> Thanks again for your time and contribution.
>>
>> - Best Regards,
>> Swapnil M Mane
>
--
Thanks,
Daniel Dekany
