Oracle下判断数字或字符函数
create or replace function isNumber(p in varchar2)return numberisresult number;beginresult := to_number(p);return 1;exceptionwhen VALUE_ERROR then return 0;end;测试1,纯数字测试2,带有非数字类字符测试3,负数测试4,小数测试5,0
注册时间:2009-04-18