field tab (FTAB)

In IMS/VS message format service, a character defined for operator use in separating input if the length of the entered data is less than the defined field length, or if there is no data for a field.; 在IBM的IMS/VS系統報文格式服務程序中所定義的一種字符,當輸入數據長度小于所定義 字段長度或字段中無數據時,操作員可使用該字符將輸入字段分割開。