· using var disposable = new disposable(); Is there a technical reason for putting the using directives inside As far as i can tell, using() is just more convenient syntax, whereas on allows a little more flexibility when the column … · user kokos answered the wonderful hidden features of c# question by mentioning the using keyword. What are the uses of using? // do something what is the difference between using and await using? · 大華銀優化收益15年期以上a級美國公司債券etf基金(本基金並無保證收益及配息且配息來源可能為收益平準金) 債券型海外債券etf 01/14 台幣 16. 9971 0. 0624. I have been running stylecop over some c# code, and it keeps reporting that my using directives should be inside the namespace. · in c++11, the using keyword when used for type alias is identical to typedef. 7. 1. 3. 2 a typedef-name can also be introduced by an alias-declaration. So you usually use using for classes that require cleaning up after them, like io. - do not put a using declaration (or using directive) at file scope in an include file/header! Although i think it would be better to organize like this because its a lot easier to see what is … The problem with putting using namespace in the header files of your classes is that it forces anyone who wants to use your classes (by including your header files) to also be using (i. e. Using calls dispose() after the using -block is left, even if the code throws an exception. That will cause headaches for users of the header. · in a mysql join, what is the difference between on and using()? · just in case its not clear from the other answers here: Seeing everything in) … · 境外基金淨值表-基金-moneydj理財網 註：已下架基金包括已撤銷核備及未申報生效，基金未經金管會核准或申報生效，不得於國內募集及銷售。基金. Updating the using keyword was specifically for templates, and (as was pointed out in the accepted answer) when you are working with non-templates using and typedef are mechanically identical, so the … Either way, when the using block is exited (either by successful completion or by error) it is closed. The identifier following the using … How should i decide which one to use? Can you elaborate on that?
