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上記のコードをどのようにしたら1桁目のみを並べるためのメソッドを作成できるか教えて
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いただきたいです。
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いただきたいです。
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```Java
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private String hairetsuNo(String inData){
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//inData"13","23","45","78","65","123"(受けた配列)
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return "3","3","5","8","5","3" //結果は1桁のみ並べた配列を返したい
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```
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char []ch = inData.toString(); //受けた値
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char []ch01 = new Char[]; //1桁目のみを並べるための配列
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return ch01;
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return String ch01;
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}
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private String hairetsuNo(String inData){
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char []ch = inData.toString(); //受けた値
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char []ch01 =
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char []ch01 = new Char[]; //1桁目のみを並べるための配列
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return ch01;
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-
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}
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```
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