pub fn expose_headers(mut self, input: impl Into<std::string::String>) -> Self {
            let mut v = self.expose_headers.unwrap_or_default();
            v.push(input.into());
            self.expose_headers = Some(v);
            self
        }
/// Appends an item to `expose_headers`.
///
/// To override the contents of this collection use [`set_expose_headers`](Self::set_expose_headers).
///
/// <p>One or more headers in the response that you want customers to be able to access from their applications (for example, from a JavaScript <code>XMLHttpRequest</code> object).</p>
Appends an item to `expose_headers`.
To override the contents of this collection use [`set_expose_headers`](Self::set_expose_headers).

One or more headers in the response that you want customers to be able to access from their applications (for example, from a JavaScript XMLHttpRequest object).
Appends an item to ` expose_headers ` . To override the contents of this collection use [ ` set_expose_headers ` ] ( Self :: set_expose_headers ) . One or more headers in the response that you want customers to be able to access from their applications ( for example from a JavaScript XMLHttpRequest object ) .
pub fn expose_headers(mut self, input: impl Into<std::string::String>) -> Self {
            let mut v = self.expose_headers.unwrap_or_default();
            v.push(input.into());
            self.expose_headers = Some(v);
            self
        }
pub fn expose_headers ( mut self , input : impl Into < std :: string :: String > ) -> Self { let mut v = self . expose_headers . unwrap_or_default ( ) ; v . push ( input . into ( ) ) ; self . expose_headers = Some ( v ) ; self }
Appends an item to `expose_headers`.
Appends an item to ` expose_headers ` .
mut self
input
impl Into<std::string::String>
mut self
input
impl Into<std::string::String>