拡張メソッドã§ãƒ¦ãƒ¼ãƒ†ã‚£ãƒªãƒ†ã‚£ã‚¯ãƒ©ã‚¹ã‚’å’æ¥ã—ãŸã„ - 今日覚ãˆãŸã“ã¨ã‚³ãƒ¼ãƒ‰ã‚’書ã„ã¦ã‚‹ã¨ã€ãƒ¦ãƒ¼ãƒ†ã‚£ãƒªãƒ†ã‚£ã‚¯ãƒ©ã‚¹ã£ã¦ã®ã‚’作る事ãŒã‚ˆãã‚る。「○○Utilityã€ã¨ã‹ã®ã‚¯ãƒ©ã‚¹åã«ã—ã¦ã€static(VBã§ã¯Shared)ãªãƒ¡ã‚½ãƒƒãƒ‰(é™çš„メソッド)ã‚’æŒãŸã›ã‚‹ã€‚VBã§ã¯Moduleã¨ã„ã†ã®ã‚‚ã‚る。 ユーティリティクラスã®ä¾‹ 例ãˆã°ã€æŒ‡å®šã—ãŸæ–‡å—列を指定ã—ãŸå›žæ•°ã ã‘ç¹°ã‚Šè¿”ã—ã¦å–å¾—ã™ã‚‹æ©Ÿèƒ½ãŒæ¬²ã—ã„ã¨ã™ã‚‹ã€‚ã“ã†ã„ã†ã¨ãã€ã„ã¾ã¾ã§ã¯ã€ŒStringUtilityã€ã‚¯ãƒ©ã‚¹ã‚’作ã£ã¦ãã“ã«é™çš„メソッドを作ã£ã¦ã„ãŸã€‚ Public Class StringUtility Public Shared Function Repeat(source As String, times As Integer) As String Dim result As String = "" For i As Integer = 1 To times result += source Next Retur
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How to: Customize Auto-Generated Columns in the DataGrid Control
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