From 891476044db1a05592e888eea082a21561a1bf6f Mon Sep 17 00:00:00 2001
From: localvar <localvar@hotmail.com>
Date: Sat, 9 May 2020 11:54:51 +0800
Subject: [PATCH] add taosArrayClear

---
 src/util/inc/tarray.h | 6 ++++++
 src/util/src/tarray.c | 5 +++++
 2 files changed, 11 insertions(+)

diff --git a/src/util/inc/tarray.h b/src/util/inc/tarray.h
index 7edd032034..866bde0938 100644
--- a/src/util/inc/tarray.h
+++ b/src/util/inc/tarray.h
@@ -106,6 +106,12 @@ void taosArrayCopy(SArray* pDst, const SArray* pSrc);
  */
 SArray* taosArrayClone(const SArray* pSrc);
 
+/**
+ * clear the array (remove all element)
+ * @param pArray
+ */
+void taosArrayClear(SArray* pArray);
+
 /**
  * destroy array list
  * @param pArray
diff --git a/src/util/src/tarray.c b/src/util/src/tarray.c
index 5ef4417710..5198597ff7 100755
--- a/src/util/src/tarray.c
+++ b/src/util/src/tarray.c
@@ -176,6 +176,11 @@ SArray* taosArrayClone(const SArray* pSrc) {
   return dst;
 }
 
+void taosArrayClear(SArray* pArray) {
+  assert( pArray != NULL );
+  pArray->size = 0;
+}
+
 void taosArrayDestroy(SArray* pArray) {
   if (pArray == NULL) {
     return;
-- 
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