fix doc example

Cargo.toml

@@ -2,10 +2,12 @@
 name = "smallmap"
 description = "Small byte-sized generic key-value map type"
 keywords = ["map", "table", "small", "key", "value"]
-
+repository = "https://git.flanchan.moe/flanchan/smallmap"
+homepage= "https://git.flanchan.moe/flanchan/smallmap"
 version = "1.0.0"
 authors = ["Avril <flanchan@cumallover.me>"]
 edition = "2018"
+license = "MIT"
 
 [dependencies]
 

README.md

@@ -12,7 +12,7 @@ fn max_char(chars: &str) -> (char, usize)
 {
     let mut map = Map::new();
     for x in chars.chars() {
-	*map.entry(x).insert_or(0usize) += 1;	
+	*map.entry(x).or_insert(0usize) += 1;	
     }
 
     map.into_iter().max_by_key(|(k, v)| v).unwrap_or_default()

src/lib.rs

@@ -13,10 +13,10 @@
 //! {
 //!     let mut map = Map::new();
 //!     for x in chars.chars() {
-//! 	    *map.entry(x).insert_or(0usize) += 1;	
+//! 	    *map.entry(x).or_insert(0usize) += 1;	
 //!     }
 //! 
-//!     map.into_iter().max_by_key(|(k, v)| v).unwrap_or_default()
+//!     map.into_iter().max_by_key(|&(_, v)| v).unwrap_or_default()
 //! }
 //! ```
 //!