&field+& 对于字符变量设置从何位置显示数据,如果offset大于字符变量长度时,系统就不会显示任何数据 &field()& 设置输出长度. &field(*)& 如果该字段类型是abap数据字典里定义的类型,系统将按照字典定义的长度设置输出长度 &field(S)& 禁止输出符号位 &field( Foster City, 03.01.97 &DATE(Z)& -> Foster City, 3.1.97 /: SET DATE MASK = 'MMMM DD, YYYY' &DATE& -> March 01, 1997 取消设置 /: SET DATE MASK = ‘’ /: SET TIME MASK = 'time_mask' 时间设置 HH hours (two digits) MM minutes (two digits) SS seconds (two digits) 假设当前时间是10:08:12. &TIME& -> 10:08:12 /: SET TIME MASK = 'HH:MM' &TIME& -> 10:08 /: SET TIME MASK = 'HH hours MM minutes' &TIME& -> 10 hours 08 minutes &TIME(Z)& -> 10 hours 8 minutes 取消设置: /: SET TIME MASK = ' '