mystringlistunit.pas: grep kann nun auch invers

1 files changed, 3 insertions, 3 deletions

diff --git a/mystringlistunit.pas b/mystringlistunit.pas
index a5e1139..7aec8ee 100644
--- a/mystringlistunit.pas
+++ b/mystringlistunit.pas
@@ -26,7 +26,7 @@ type
     function readln(out s: string): boolean; inline;
     function metaReadln(out s: string; subRoutine: boolean): boolean; inline;
     procedure grep(expr: string; invert: boolean = false);
-    function grepFirst(expr: string): string;
+    function grepFirst(expr: string; invert: boolean = false): string;
     procedure replace(von,nach: string);
     procedure uniq(c: char);
     procedure append(sl: tMyStringList); overload;
@@ -215,7 +215,7 @@ begin
   tl.free;
 end;
 
-function tMyStringList.grepFirst(expr: string): string;
+function tMyStringList.grepFirst(expr: string; invert: boolean = false): string;
 var
   re: tRegExpr;
   i:  longint;
@@ -223,7 +223,7 @@ begin
   re:=tRegExpr.create;
   re.expression:=expr;
   for i:=count-1 downto 0 do
-    if re.exec(self[i]) then begin
+    if invert xor re.exec(self[i]) then begin
       result:=self[i];
       re.free;
       exit;