這裏顯示兩個版本的差異處。
| Both sides previous revision 前次修改 | |||
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visual_c_sharp [2024/06/25 15:00] don [string] |
visual_c_sharp [2024/06/25 15:03] (目前版本) don [string] |
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|---|---|---|---|
| 行 3: | 行 3: | ||
| ==== string ==== | ==== string ==== | ||
| - | [code] | + | <code> |
| string a = " | string a = " | ||
| string b = @" | string b = @" | ||
| 行 16: | 行 16: | ||
| two | two | ||
| three"; | three"; | ||
| - | [/code] | + | </code> |
| 上面是msdn給的例子, | 上面是msdn給的例子, | ||
| 行 33: | 行 33: | ||
| 2.讓字串連接跨行 | 2.讓字串連接跨行 | ||
| 不使用@符號,一種寫法是這樣的: | 不使用@符號,一種寫法是這樣的: | ||
| - | [code] | + | <code> |
| string strSQL= " | string strSQL= " | ||
| " INNER JOIN Person.Contact AS c" + " ON e.ContactID = c.ContactID" | " INNER JOIN Person.Contact AS c" + " ON e.ContactID = c.ContactID" | ||
| " ORDER BY c.LastName"; | " ORDER BY c.LastName"; | ||
| - | [/code] | + | </code> |
| 加上@符號後就可以直接換行了: | 加上@符號後就可以直接換行了: | ||
| - | [code] | + | <code> |
| string strSQL= @" | string strSQL= @" | ||
| INNER JOIN Person.Contact AS c | INNER JOIN Person.Contact AS c | ||
| ON e.ContactID = c.ContactID | ON e.ContactID = c.ContactID | ||
| ORDER BY c.LastName"; | ORDER BY c.LastName"; | ||
| - | [/code] | + | </code> |
| 3.在識別字中的用法 | 3.在識別字中的用法 | ||
| C# | C# | ||
| - | [code] | + | <code> |
| 例如 string @string=" | 例如 string @string=" | ||
| int @int = 123456789; | int @int = 123456789; | ||
| - | [/code] | + | </code> |
| 來自 < | 來自 < | ||