重複行 を削除
貼り付けたテキストから 重複行 を取り除き、リスト・ログ・メモ・プロンプト・スプレッドシートのセルなどを整えられます。処理はブラウザ内で完結します。
AK
appkiro.comKeep the first occurrence of each line and drop the rest. The original order is preserved so logs, lists, and exports stay readable.
Combine with Sort Text Lines for a clean canonical view.
Are blank lines preserved?
Only the first blank line survives if you keep blanks; use the Remove Empty Lines tool to remove them entirely.
Is order preserved?
Yes — the first occurrence of each line stays in place.