[C#]å¼æœ¨å…¥é–€C#ã®å¼æœ¨ã«ã¤ã„ã¦å‹‰å¼·ã—ãªãŒã‚‰ã€å‹‰å¼·ã—ãŸã“ã¨ã®ç†è§£ã‚’書ã„ã¦ã„ãã¾ã™ã€‚ å¼æœ¨ã£ã¦ãªã«ï¼Ÿ å¼æœ¨(Expression tree)ã¨ã¯ã€å¼(æ•°å¼)ã‚’æœ¨æ§‹é€ ã§è¡¨ã—ãŸã‚‚ã®ã®äº‹ã§ã™ã€‚ 以下ã®æ§˜ãªå¼ã‚’例ã«ã—ã¾ã™ã€‚ int result = 5 + 7 * 3; // result == 26 ã“ã®å¼ã‚’ã¿ã‚‹ã¨ãã€åŠ 算演算å(+)ã‚’Add関数ã€ä¹—算演算å(*)ã‚’Multiply関数ã¨ã™ã‚‹ã¨ã“ã‚“ãªæ„Ÿã˜ã§ã™ã。 int result = Add(5, Multiply(7, 3)); ã¡ã‚‡ã£ã¨æ”¹è¡Œã¨ã‹ã‚¤ãƒ³ãƒ‡ãƒ³ãƒˆã‚’入れã¦ã¿ã¾ã™ã€‚ int result = Add( 5, Multiply( 7, 3 ) ); ãªã‚“ã¨ãªãæœ¨æ§‹é€ ã«ã¿ãˆã¦ãã¾ã›ã‚“ã‹ï¼Ÿå›³ã«ã—ã¦ã¿ã¾ã™ã€‚ ã¯ã„ã€ã©ãƒ¼ã¿ã¦ã‚‚木ã§ã™ã€‚ã“ã®ã‚ˆã†ã«å¼ã¯æœ¨ã§è¡¨ç¾ã™ã‚‹ã“ã¨ãŒã§ãã¾ã™ã€‚ã“ã‚ŒãŒå¼æœ¨ã§ã™ã€‚ ãªã«ã«ã¤ã‹ã†ã®ï¼Ÿ å¼ãŒæœ¨ã§è¡¨ã›ã‚‹ã“ã¨ãŒã‚ã‹ã‚Šã¾ã—ãŸã€‚ã—ã‹ã—ã“ã‚Œã¯ä½•ã®
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[C#][ラムダå¼][å¼æœ¨] Expression ã®æ§‹é€ を調ã¹ã¦ã¿ã‚‹ (プãƒã‚°ãƒ©ãƒŸãƒ³ã‚° C# - 翔ソフトウェア (Sho's))
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FileSystemObject オブジェクトã§ãƒ•ã‚¡ã‚¤ãƒ«åã«ãƒ¯ã‚¤ãƒ«ãƒ‰ã‚«ãƒ¼ãƒ‰æ–‡å—を使用ã§ãã¾ã™ã‹ - Hey, Scripting Guy!
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