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テクストエリアの長さの計算(1改行コード 2バイト)

Last updated at Posted at 2022-11-09

テクストエリアの方で1改行コードがあれば、2バイトとする。
■入力規則:201以上、長さエラーになりました。
全角と半角も同じです。
123456...(198個)+ 改行コード*1 OK
あいうえお...(198個)+ 改行コード*1 OK
123456...(199個)+ 改行コード*1 NG
あいうえお...(199個)+ 改行コード*1 NG

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