fix col index condition

Author: flagmanAndrew

ASP.NET Core/Views/Home/Index.cshtml

@@ -78,7 +78,7 @@
         else if (e.fullName.includes("sortOrder")) {
             const match = e.fullName.match(/\[(\d+)\]/);
             const colIdx = match ? parseInt(match[1], 10) : null;
-            if (colIdx) {
+            if (colIdx !== null) {
                 const dataField = e.component.columnOption(colIdx, 'dataField');
                 dataGridDependent.beginUpdate();
                 if (prevColSorted && prevColSorted !== dataField) {
@@ -94,7 +94,7 @@
             if (opt) {
                 const match = e.fullName.match(/\[(\d+)\]/);
                 const colIdx = match ? parseInt(match[1], 10) : null;
-                if (colIdx) {
+                if (colIdx !== null) {
                     dataField = e.component.columnOption(colIdx, 'dataField');
                     dataGridDependent.columnOption(dataField, opt, e.value);
                 }

Angular/src/app/app.component.ts

@@ -41,7 +41,7 @@ export class AppComponent {
     if (e.fullName.includes('sortOrder')) {
       const match = /\[(\d+)\]/.exec(e.fullName);
       const colIdx = match ? parseInt(match[1], 10) : null;
-      if (colIdx) {
+      if (colIdx !== null) {
         const dataField = e.component.columnOption(colIdx, 'dataField');
         this.dependentGrid.instance.clearSorting();
         this.columnSortOpts = {};

jQuery/src/index.js

@@ -18,7 +18,7 @@ $(() => {
         } else if (e.fullName.includes('sortOrder')) {
           const match = e.fullName.match(/\[(\d+)\]/);
           const colIdx = match ? parseInt(match[1], 10) : null;
-          if (colIdx) {
+          if (colIdx !== null) {
             const dataField = e.component.columnOption(colIdx, 'dataField');
             dataGridDependent.beginUpdate();
             if (prevColSorted && prevColSorted !== dataField) {
@@ -34,7 +34,7 @@ $(() => {
           if (opt) {
             const match = e.fullName.match(/\[(\d+)\]/);
             const colIdx = match ? parseInt(match[1], 10) : null;
-            if (colIdx) {
+            if (colIdx !== null) {
               dataField = e.component.columnOption(colIdx, 'dataField');
               dataGridDependent.columnOption(dataField, opt, e.value);
             }