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Task/Remove-lines-from-a-file/Sidef/remove-lines-from-a-file.sidef

@@ -0,0 +1,7 @@
+func remove_lines(file, beg, len) {
+    var lines = file.open_r.lines;
+    lines.splice(beg, len).len == len || warn "Too few lines";
+    file.open_w.print(lines.join)
+}
+
+remove_lines(File(__FILE__), 2, 3);