fix issue#26

qisucha · Oct 9, 2018 · ebeeb7e · ebeeb7e
1 parent f658362
commit ebeeb7e
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/go/05_array/array.go b/go/05_array/array.go
@@ -32,8 +32,9 @@ func (this *Array) Len() uint {
 	return this.length
 }
 
+//判断索引是否越界
 func (this *Array) isIndexOutOfRange(index uint) bool {
-	if this.length != 0 && index > this.length {
+	if index >= this.length {
 		return true
 	}
 	return false
@@ -52,7 +53,7 @@ func (this *Array) Insert(index uint, v int) error {
 	if this.Len() == uint(cap(this.data)) {
 		return errors.New("full array")
 	}
-	if this.isIndexOutOfRange(index) {
+	if index != this.length && this.isIndexOutOfRange(index) {
 		return errors.New("out of index range")
 	}