style: add type comparison for boolean expression
diff --git a/erpnext/buying/doctype/purchase_order/purchase_order.js b/erpnext/buying/doctype/purchase_order/purchase_order.js
index 7d22160..2ed0515 100644
--- a/erpnext/buying/doctype/purchase_order/purchase_order.js
+++ b/erpnext/buying/doctype/purchase_order/purchase_order.js
@@ -36,7 +36,7 @@
},
refresh: function(frm) {
- if(frm.doc.docstatus == 1 && frm.doc.status != 'Closed'
+ if(frm.doc.docstatus === 1 && frm.doc.status !== 'Closed'
&& flt(frm.doc.per_received) < 100 && flt(frm.doc.per_billed) < 100) {
frm.add_custom_button(__('Update Items'), () => {
erpnext.utils.update_child_items({