我的问题是,最后一次println(salt.value())如何打印值为5.0。我认为语句crystal.grow()会将1加到6的盐值上,而语句salt.value()则会将7乘以0.5,然后给出答案3.5。我在这里错过了什么?abstract class Crystal(var size: Double) {
this.size += 1.0
class Quartz(quartzSize: D
我正在尝试运行以下SQL
DELETE FROM T_ATH_POSHLD WHERE T_ATH_POSHLD.A_INSID IN (SELECT T_ATH_POSHLD.A_INSID FROM T_ATH_POSHLD LEFT JOIN T_ATH_INS ON T_ATH_POSHLD.A_INSID = T_ATH_INS.A_INSID WHERE T_ATH_INS.A_INSCLSCDE1 = 'CASH' AND T_ATH_POSHLD.A_INSID NOT IN (SELECT A_INSID FROM T_ATH_CCY) AND A_ACCID