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c# - 值得拥有一个用于 5 个连接的 StringBuilder 吗?

转载 作者:塔克拉玛干 更新时间:2023-11-03 04:01:45 24 4
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Possible Duplicate:
At what point does using a StringBuilder become insignificant or an overhead?

相关/重复问题
String vs StringBuilder
At what point does using a StringBuilder become insignificant or an overhead?

尽可能简单明了,我有这个方法 1:

cmd2.CommandText = ("insert into " + TableName + " values (" + string.Join(",", insertvalues) + ");");

我想知道如果我这样做,方法 2 是否更快:

StringBuilder sb2 = new StringBuilder();
sb2.Append("insert into ");
sb2.Append(TableName);
sb2.Append(" values (");
sb2.Append(string.Join(",", insertvalues));
sb2.Append(");");

cmd2.CommandText = sb2.ToString();

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