using-for.rst: Fix free function visibility.

sourabhxyz · cameel · commit 8405d167c1f6 · 2022-06-08T21:32:30.000+02:00
Example is incorrect in the sense that "Free functions" cannot have visibility specified.
diff --git a/docs/contracts/using-for.rst b/docs/contracts/using-for.rst
@@ -87,7 +87,6 @@ instead of library functions.
     }
 
     function contains(Data storage self, uint value)
-        public
         view
         returns (bool)
     {

Original file line number	Diff line number	Diff line change
`@@ -87,7 +87,6 @@ instead of library functions.`
`87`	`87`	`}`
`88`	`88`
`89`	`89`	`function contains(Data storage self, uint value)`
`90`		`- public`
`91`	`90`	`view`
`92`	`91`	`returns (bool)`
`93`	`92`	`{`