Tham khảo tài liệu 'giáo trình how to use autoit a professional manner part 108', công nghệ thông tin, kỹ thuật lập trình phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Return Value Success Returns 1. Failure Returns 0 if expression is not integer. Remarks IsInt - returns 1 meaning true . Related IsArray IsFloat IsString IsNumber IsBool IsHWnd StringlsInt Example IsInt -12345 IsInt IsInt 5432 IsInt - returns 1 returns 1 returns 0 since is a string returns 1 since evaluates to integer 3 Function Reference IsKeyword Checks if a variable is a keyword for example Default . IsKeyword variable Parameters variable The variable to check. Return Value Success Returns 1 if variable is a keyword. Failure Returns 0 if variable is not a keyword. Remarks Related Default Example a default If IsKeyword a Then MsgBox 0 Ok Yes it is Function Reference IsNumber Checks if a variable s base type is numeric. IsNumber variable Parameters variable The variable expression to check. Return Value Success Returns 1. Failure Returns 0 if expression is not numeric type. Remarks Variants can be of two base types Strings and Numbers. Additionally a number can be whole integer or fractional floating-point. Related IsArray IsFloat IsInt IsString IsBool IsHWnd Example IsNumber 42 Function Reference IsObj Checks if a variable or expression is an object type. IsObj variable Parameters variable The variable expression to check. Return Value Success Returns 1 if expression is an object variable. Failure Returns 0 if expression is not an object .