# 組件源碼 ``` /** * <b>方法描述：</b> 除 <br/> * <b>創建者：</b> admin <br/> * <b>創建時間：</b> 2018-05-11 11:50:09 <br/> * * @param amt1 * 入參|被除數|{@link Object} * @param amt2 * 入參|除數|{@link Object} * @param scale * 入參|小數精度(默認2)|{@link java.lang.Integer} * @param round * 入參|舍入(默認四舍五入)|{@link java.lang.Integer} * @param amt3 * 出參|商|{@link java.lang.String} * @return 0 失敗<br/> * 1 成功<br/> */ @Component(label = "除", style = "判斷型", type = "同步組件", comment = "除法計算。除非指定，否則小數默認保留兩位，舍入模式使用四舍五入:0->ROUND_UP(入);1->ROUND_DOWN(舍);2->ROUND_CEILING(正入負舍);3->ROUND_FLOOR(正舍負入);4->ROUND_HALF_UP(四舍五入);5->ROUND_HALF_DOWN(五舍六入);6->ROUND_HALF_EVEN(銀行家舍入)", version = "1.0.0", deprecated = false, author = "admin", date = "2018-05-11 11:50:09") @InParams(param = {@Param(name = "amt1", comment = "被除數", type = Object.class), @Param(name = "amt2", comment = "除數", type = Object.class), @Param(name = "scale", comment = "小數精度(默認2)", type = java.lang.Integer.class), @Param(name = "round", comment = "舍入(默認四舍五入)", type = java.lang.Integer.class)}) @OutParams(param = {@Param(name = "amt3", comment = "商", type = java.lang.String.class)}) @Returns(returns = {@Return(id = "0", desp = "失敗"), @Return(id = "1", desp = "成功")}) public static ResultBase P_divide(Object amt1, Object amt2, Integer scale, Integer round) { if (scale == null) scale = 2; if (round == null) round = BigDecimal.ROUND_HALF_UP; BigDecimal d1 = transform(amt1); BigDecimal d2 = transform(amt2); if (d1 != null && d2 != null) { BigDecimal d3 = d1.divide(d2); d3 = d3.setScale(scale, round); return ResultBase.newSuccessResult(d3.toString()); } return ResultBase.newFailureResult("TPTA0012", "輸入計算金額數據不是合法數據,輸入值1=" + amt1 + ",值2=" + amt2); } ``` # 交易中組件使用方式  # 參數說明及示例 ## 入口參數 被除數：輸入一個數值類型或者字符串類型的數值，示例： `"2,000"` 除數：輸入一個數值類型或者字符串類型的數值，示例： `25` 小數精度（默認為2）：設置小數精度，示例： `2` 舍入（默認四舍五入）：設置舍入模式，詳情查看組件注釋，示例： `5` ## 出口參數 商：兩個金額的商，示例： `__INNER__["result"]`