fix #1232

Author: AllenFang

src/BootstrapTable.js

@@ -1505,7 +1505,7 @@ BootstrapTable.defaultProps = {
     nextPageTitle: Const.NEXT_PAGE_TITLE,
     firstPageTitle: Const.FIRST_PAGE_TITLE,
     lastPageTitle: Const.LAST_PAGE_TITLE,
-    pageStartIndex: undefined,
+    pageStartIndex: 1,
     searchDelayTime: undefined,
     exportCSVText: Const.EXPORT_CSV_TEXT,
     insertText: Const.INSERT_BTN_TEXT,

src/util.js

@@ -49,15 +49,10 @@ export default {
   // We calculate an offset here in order to properly fetch the indexed data,
   // despite the page start index not always being 1
   getNormalizedPage(pageStartIndex, page) {
+    pageStartIndex = this.getFirstPage(pageStartIndex);
     if (page === undefined) page = pageStartIndex;
-    let normalizedPage;
-    if (pageStartIndex !== undefined) {
-      const offset = Math.abs(Const.PAGE_START_INDEX - pageStartIndex);
-      normalizedPage = page + offset;
-    } else {
-      normalizedPage = page;
-    }
-    return normalizedPage;
+    const offset = Math.abs(Const.PAGE_START_INDEX - pageStartIndex);
+    return page + offset;
   },
 
   getFirstPage(pageStartIndex) {