oracle 字符串轉為數字排序
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 將一個字符串轉為數字類型的方法 方 ...
2020-03-08 17:08 0 4272 推薦指數:
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; }); 綜上比較, 1、本身是數字的字符串轉為數字,parseInt()不帶參數直接轉最快; 2、字符串既包含數字又包含字母的字符串,parseInt()帶10進制的參數更快,但是是所有方法 ...
輸入1,返回000001 輸入22,返回000022 ...
格式:TO_CHAR(number,'format_model') 9 -->Represents a number 0 --> Forces a zero to be display ...