Update 78_writebiff.js

Nabeelhassan · web-flow · commit b9323c5502e1 · 2020-10-07T01:25:37.000+05:00
fix(print): Excel crashes when printing XLS fix provided by the SheetJSDev in #1967.
diff --git a/bits/78_writebiff.js b/bits/78_writebiff.js
@@ -245,7 +245,7 @@ function write_ws_biff8(idx/*:number*/, opts, wb/*:Workbook*/) {
 	}
 	var cname/*:string*/ = _sheet.CodeName || _sheet.name || s;
 	/* ... */
-	if(b8 && _WB.Views) write_biff_rec(ba, "Window2", write_Window2(_WB.Views[0]));
+	if(b8) write_biff_rec(ba, "Window2", write_Window2((_WB.Views||[])[0]));
 	/* ... */
 	if(b8 && (ws['!merges']||[]).length) write_biff_rec(ba, "MergeCells", write_MergeCells(ws['!merges']));
 	/* [LRng] *QUERYTABLE [PHONETICINFO] CONDFMTS */

Original file line number	Diff line number	Diff line change
`@@ -245,7 +245,7 @@ function write_ws_biff8(idx/:number/, opts, wb/:Workbook/) {`
`245`	`245`	`}`
`246`	`246`	`var cname/:string/ = _sheet.CodeName \|\| _sheet.name \|\| s;`
`247`	`247`	`/* ... */`
`248`		`- if(b8 && _WB.Views) write_biff_rec(ba, "Window2", write_Window2(_WB.Views[0]));`
	`248`	`+ if(b8) write_biff_rec(ba, "Window2", write_Window2((_WB.Views\|\|[])[0]));`
`249`	`249`	`/* ... */`
`250`	`250`	`if(b8 && (ws['!merges']\|\|[]).length) write_biff_rec(ba, "MergeCells", write_MergeCells(ws['!merges']));`
`251`	`251`	`/* [LRng] QUERYTABLE [PHONETICINFO] CONDFMTS /`