質問編集履歴
1
下のコードを修正
title
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File without changes
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body
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@@ -65,17 +65,17 @@
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65
65
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return;
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66
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}
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67
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68
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-
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68
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+
// 正規表現のパターンを作成
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69
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-
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69
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+
Pattern p = Pattern.compile("^[0-9]+$");
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70
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Matcher m = p.matcher(str);
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71
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+
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70
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-
DateTimeFormatter
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72
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DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyyMMdd");
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71
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// LocalDateを取得
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LocalDate birthDay;
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74
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-
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76
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+
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try {
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76
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-
birthDay = LocalDate.parse(args[0],
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78
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birthDay = LocalDate.parse(args[0], formatter);
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77
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-
birthDay = LocalDate.parse(args[0], formatter2);
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78
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-
birthDay = LocalDate.parse(args[0], formatter3);
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}
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catch ( DateTimeParseException e) {
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System.err.println("Err");
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@@ -101,4 +101,5 @@
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101
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}
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}
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}
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104
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+
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104
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```
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