re-order nullity check
re-order nullity check

AlexGeller/aspnetboilerplate,andmattia/aspnetboilerplate,aspnetboilerplate/aspnetboilerplate,carldai0106/aspnetboilerplate,andmattia/aspnetboilerplate,ilyhacker/aspnetboilerplate,zclmoon/aspnetboilerplate,Nongzhsh/aspnetboilerplate,aspnetboilerplate/aspnetboilerplate,verdentk/aspnetboilerplate,AlexGeller/aspnetboilerplate,carldai0106/aspnetboilerplate,ryancyq/aspnetboilerplate,beratcarsi/aspnetboilerplate,oceanho/aspnetboilerplate,aspnetboilerplate/aspnetboilerplate,virtualcca/aspnetboilerplate,fengyeju/aspnetboilerplate,carldai0106/aspnetboilerplate,ryancyq/aspnetboilerplate,Nongzhsh/aspnetboilerplate,zclmoon/aspnetboilerplate,verdentk/aspnetboilerplate,luchaoshuai/aspnetboilerplate,oceanho/aspnetboilerplate,ryancyq/aspnetboilerplate,virtualcca/aspnetboilerplate,aspnetboilerplate/aspnetboilerplate,zclmoon/aspnetboilerplate,andmattia/aspnetboilerplate,ilyhacker/aspnetboilerplate,ryancyq/aspnetboilerplate,Nongzhsh/aspnetboilerplate,verdentk/aspnetboilerplate,beratcarsi/aspnetboilerplate,AlexGeller/aspnetboilerplate,virtualcca/aspnetboilerplate,oceanho/aspnetboilerplate,fengyeju/aspnetboilerplate,fengyeju/aspnetboilerplate,luchaoshuai/aspnetboilerplate,carldai0106/aspnetboilerplate,ilyhacker/aspnetboilerplate,beratcarsi/aspnetboilerplate