GetErrorMessage

返回数据验证错误消息。

语法

expression.GetErrorMessage();

expression - 表示 ApiValidation 类的变量。

参数

此方法没有任何参数。

返回值

string

示例

读取电子表格中违反单元格验证规则时显示的错误消息。

// How do I find out what error message appears after an invalid entry in a spreadsheet?

// Retrieve the text displayed to users when they enter a value that fails validation in a spreadsheet.

let worksheet = Api.GetActiveSheet();
let range = worksheet.GetRange("A1");
let validation = range.GetValidation();
validation.Add("xlValidateWholeNumber", "xlValidAlertStop", "xlGreater", 10);
validation.SetErrorMessage("Value must be greater than 10");
let errorMessage = validation.GetErrorMessage();
worksheet.GetRange("B1").SetValue("Error message: " + errorMessage);