When you define your path const :
const string Child_Medical_Pdf = @"~/Media/ChildPdf";
The symbol "@" means don't need add any escape character for the following string, the url is exactly the same as the string shows.
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When you define your path const :
const string Child_Medical_Pdf = @"~/Media/ChildPdf";
The symbol "@" means don't need add any escape character for the following string, the url is exactly the same as the string shows.
转载于:https://www.cnblogs.com/ivyfu/p/5649202.html