round函数是什么意思函数-1（round函数是什么意思）
大家好，我是小百，我来为大家解答以上问题。round函数是什么意思函数-1，round函数是什么意思很多人还不知道，现在让我们一起来看看吧！
1、Returns the value of X rounded to the nearest whole number.UnitSystemCategoryarithmetic routinesfunction Round(X: Extended): Int64;DescriptionThe Round function rounds a real-type value to an integer-type value.X is a real-type expression. Round returns an Int64 value that is the value of X rounded to the nearest whole number. If X is exactly halfway between two whole numbers, the result is always the even number. This method of rounding is often called 揃anker抯 Rounding?If the rounded value of X is not within the Int64 range, a run-time error is generated, which can be handled using the EInvalidOp exception.Note:The behavior of Round can be affected by the Set8087CW procedure or SetRoundMode function.。
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