今天在db2中查询数据时出现错误: Overflow occurred during numeric data type conversion:SQLCODE=-413, SQLSTATE=22003, DRIVER=3.53.71 数字数据类型转换过程中出现溢出 select * from rpbbzd where to_number(BBZD_BEGIN) < 2018012004 and to_number(BBZD_END) >=2018012004 此sql在db210.5中没有问…
如何判断js中的数据类型:typeof.instanceof. constructor. prototype方法比较 如何判断js中的类型呢,先举几个例子: var a = "iamstring."; var b = 222; var c= [1,2,3]; var d = new Date(); var e = function(){alert(111);}; var f = function(){this.name="22";}; 最常见的判断方法:typeof…