select * from user order by to_number(dept_id) asc ...
lt DOCTYPEhtml gt lt htmllang en gt lt head gt lt metacharset UTF gt lt metaname viewport content width device width,initial scale . gt lt title gt Document lt title gt lt script gt 将一个字符串转为数字类型的方法 方 ...
2020-03-08 17:08 0 4272 推荐指数:
select * from user order by to_number(dept_id) asc ...
select * from student order by to_number(studentid) ...
['1','2','3'].map(function(item) { return +item; }); //[1,2,3] 或者 ...
runTest("b* 1", function() { b * 1; }); 综上比较, 1、本身是数字的字符串转为数字,parseInt()不带参数直接转最快; 2、字符串既包含数字又包含字母的字符串,parseInt()带10进制的参数更快,但是是所有方法 ...
输入1,返回000001 输入22,返回000022 ...
格式:TO_CHAR(number,'format_model') 9 -->Represents a number 0 --> Forces a zero to be display ...