@ABS
The absolutevalue of a number is that number less its sign. A negative number becomespositive, while a positive number remains positive.
【返回表達式的絕對值。數字的絕對值是指數字去掉它的正負號。負數變成正數，正數依然是正數。】
Syntax
@ABS (expression)
|
Parameter |
Description |
|
Expression【表達式】 |
Member name or mathematical expression that generates a numeric value. 【成員名稱或者產生數值的數學表達式】 |
Example
The following example is based on the DemoBasic database. In this example, Variance needs to be presented as a positivenumber. The @ABS function is used because otherwise some combinations of Actual- Budget would return negative values.
【下面的例子建立在Demo Basic 數據庫上。在例子中，變化需要作爲一個正數呈現。@ABS函數被使用，因爲一些“Actual – Buget”組合會返回負值。】
Variance=@ABS(Actual-Budget);
This exampleproduces the following report:
Sales VCR San_Francisco
Jan Feb Mar
=== === ===
Actual 1,323 1,290 1,234
Budget 1,200 1,100 1,100
Variance 123 190 134