📝 (ScanClose) Add more comment (#106)

didi · Jan 9, 2021 · 0f58e6b · 0f58e6b
1 parent 258b19d
commit 0f58e6b
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/scanner/scanner.go b/scanner/scanner.go
@@ -189,7 +189,8 @@ func ScanMapClose(rows Rows) ([]map[string]interface{}, error) {
 }
 
 // ScanClose is the same as Scan and helps you Close the rows
-// Don't exec the rows.Close after calling this
+// Not necessary exec the rows.Close after calling this.
+// Close is idempotent and does not affect the result of Err.
 func ScanClose(rows Rows, target interface{}) error {
 	err := Scan(rows, target)
 	if nil != rows {