Update reverse.c

sadeem-albir · web-flow · commit 4571c0408d30 · 2024-02-27T19:14:59.000+03:00
Reset the static variables after the reversing process was complete so the reverse function can be used more than once without issue.
diff --git a/chapter_4/exercise_4_13/reverse.c b/chapter_4/exercise_4_13/reverse.c
@@ -27,6 +27,11 @@ void reverse(char str[])
 
     str[j++] = c;
   }
+  if (s[j] == '\0') // if whole reverse process is complete, reset the static variables to make this function reusable
+  {
+        i = 0;
+        j = 0;
+    }
 }
 
 // NOTE: As a simple observation when recursive functions are used, static

Original file line number	Diff line number	Diff line change
`@@ -27,6 +27,11 @@ void reverse(char str[])`
`27`	`27`
`28`	`28`	`str[j++] = c;`
`29`	`29`	`}`
	`30`	`+ if (s[j] == '\0') // if whole reverse process is complete, reset the static variables to make this function reusable`
	`31`	`+ {`
	`32`	`+ i = 0;`
	`33`	`+ j = 0;`
	`34`	`+ }`
`30`	`35`	`}`
`31`	`36`
`32`	`37`	`// NOTE: As a simple observation when recursive functions are used, static`