跳到主要内容

LEFT

Returns the specified number of characters from the start of a text string.

Syntax

expression.LEFT(arg1, arg2);

expression - A variable that represents a ApiWorksheetFunction class.

Parameters

NameRequired/OptionalData typeDefaultDescription
arg1RequiredApiRange | ApiName | stringThe text string containing the characters to extract.
arg2OptionalApiRange | ApiName | numberA number of the substring characters. It must be greater than or equal to 0.

Returns

string

Example

let worksheet = Api.GetActiveSheet();
let func = Api.GetWorksheetFunction();
worksheet.GetRange("A1").SetValue(func.LEFT("Online Office", 6));