將動態計算添加到報表

5月 6, 2026
定義計算欄位以在運行時生成數值,從而減少修改底層資料來源或預處理邏輯的需要。

繼續用英語閱讀:

Calculated fields are dynamic values derived from existing data within reporting components. They enable complex data manipulations, calculations, and transformations, providing enhanced data analysis capabilities. By creating new fields based on existing data, calculated fields offer flexibility and efficiency, allowing users to perform calculations, aggregations, and logical comparisons directly within the report. This empowers users to generate insights, visualize trends, and make data-driven decisions without requiring modifications to the underlying data source, ultimately improving report accuracy and usability.

Several React reporting controls offer support for calculated fields:

  • DevExpress Reporting provides a comprehensive expression engine that allows calculated fields to be defined using a rich syntax, supporting functions and conditional logic.
  • ActiveReportsJS by MESCIUS enables developers to create calculated fields using JavaScript-based expressions, offering flexibility for dynamic calculations.
  • Stimulsoft Reports.JS includes built-in support for calculated fields with an intuitive expression editor, allowing users to define formulas that can reference other fields.

For an in-depth analysis of features and price, visit our React reporting controls comparison.

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