diff --git a/bi/core.js b/bi/core.js
index 32390d7e0..0ea460553 100644
--- a/bi/core.js
+++ b/bi/core.js
@@ -6389,6 +6389,19 @@ Date.prototype.getOffsetMonth = function (n) {
     return dt;
 };
 
+//获得本周的起始日期
+Date.prototype.getWeekStartDate = function () {
+    var w = this.getDay();
+    var offset = (w === 0 ? 7 : w);
+    return this.getOffsetDate(1 - offset);
+};
+//得到本周的结束日期
+Date.prototype.getWeekEndDate = function () {
+    var w = this.getDay();
+    var offset = (w === 0 ? 0 : 7 - w);
+    return this.getOffsetDate(offset);
+};
+
 //获得本季度的起始日期
 Date.prototype.getQuarterStartDate = function () {
     return new Date(this.getFullYear(), this.getQuarterStartMonth(), 1);
diff --git a/docs/core.js b/docs/core.js
index 4631967d7..bb99b48a9 100644
--- a/docs/core.js
+++ b/docs/core.js
@@ -23872,6 +23872,19 @@ Date.prototype.getOffsetMonth = function (n) {
     return dt;
 };
 
+//获得本周的起始日期
+Date.prototype.getWeekStartDate = function () {
+    var w = this.getDay();
+    var offset = (w === 0 ? 7 : w);
+    return this.getOffsetDate(1 - offset);
+};
+//得到本周的结束日期
+Date.prototype.getWeekEndDate = function () {
+    var w = this.getDay();
+    var offset = (w === 0 ? 0 : 7 - w);
+    return this.getOffsetDate(offset);
+};
+
 //获得本季度的起始日期
 Date.prototype.getQuarterStartDate = function () {
     return new Date(this.getFullYear(), this.getQuarterStartMonth(), 1);
diff --git a/src/core/proto/date.js b/src/core/proto/date.js
index e3146708b..f105cae42 100644
--- a/src/core/proto/date.js
+++ b/src/core/proto/date.js
@@ -196,6 +196,19 @@ Date.prototype.getOffsetMonth = function (n) {
     return dt;
 };
 
+//获得本周的起始日期
+Date.prototype.getWeekStartDate = function () {
+    var w = this.getDay();
+    var offset = (w === 0 ? 7 : w);
+    return this.getOffsetDate(1 - offset);
+};
+//得到本周的结束日期
+Date.prototype.getWeekEndDate = function () {
+    var w = this.getDay();
+    var offset = (w === 0 ? 0 : 7 - w);
+    return this.getOffsetDate(offset);
+};
+
 //获得本季度的起始日期
 Date.prototype.getQuarterStartDate = function () {
     return new Date(this.getFullYear(), this.getQuarterStartMonth(), 1);