java中string怎么轉(zhuǎn)bigdecimal db2sql如何將decimal轉(zhuǎn)為string?
db2sql如何將decimal轉(zhuǎn)為string?寫個函數(shù)就行CREATE FUNCTION(XDECIMAL(31,2))RETURNS VARCHAR(32)LANGUAGESQLBEGINato
db2sql如何將decimal轉(zhuǎn)為string?
寫個函數(shù)就行
CREATE FUNCTION(XDECIMAL(31,2))
RETURNS VARCHAR(32)
LANGUAGESQL
BEGINatomic
DECLAREMYXVARCHAR(32);
SETMYXCHAR(X);
WHILELEFT(MYX,1)0 DO SET MYXSUBSTR(MYX,2);
ENDWHILE;
RETURNMYX;
END
內(nèi)部函數(shù)時的格式:
DECLAREMYDECDECIMAL(8.2)DEFAULT5.05;
DECLARE MYCHAR VARCHAR(9)DEFAULTNULL;
SETMYCHARDECTOCHAR(MYDEC);
輸出的字符串為:5.05
搞定
怎么把String轉(zhuǎn)換成BigDecimal類型?
實現(xiàn)方法bigdecimal類型轉(zhuǎn)成String類型:BigDecimalbdfifthBigDecimal(
怎么用java做柱形圖?
用jfreechart
jfreechart繪制柱狀圖
import
import
import
import
import
import
import
/*
*繪制柱狀圖
*你亮哥
**/
welfareclassBarChart3DDemo
{
welfarestaticvoidmain(String[]args)
{
try
{
//可以設置主題
(())
//構(gòu)造數(shù)據(jù)
DefaultCategoryDataset dataset new DefaultCategoryDataset()
(100,