updating length() function for of zero length case

MartinLBeacham · MartinLBeacham · commit b883757ef078 · 2024-03-30T13:06:56.000-04:00
for circularQueue
diff --git a/Data-Structures/Queue/CircularQueue.js b/Data-Structures/Queue/CircularQueue.js
@@ -77,7 +77,7 @@ class CircularQueue {
 
   // Displays the length of queue
   length() {
-    return this.queue.length - 1
+    return (this.queue.length>0) ? this.queue.length - 1 : 0
   }
 
   // Display the top most value of queue

Original file line number	Diff line number	Diff line change
`@@ -77,7 +77,7 @@ class CircularQueue {`
`77`	`77`
`78`	`78`	`// Displays the length of queue`
`79`	`79`	`length() {`
`80`		`- return this.queue.length - 1`
	`80`	`+ return (this.queue.length>0) ? this.queue.length - 1 : 0`
`81`	`81`	`}`
`82`	`82`
`83`	`83`	`// Display the top most value of queue`