# 組件源碼 ``` /** * <b>方法描述：</b> 字符串替換 <br/> * <b>創建者：</b> admin <br/> * <b>創建時間：</b> 2018-05-08 18:16:26 <br/> * * @param text * 入參|字符串|{@link java.lang.String} * @param searchString * 入參|被替換字符|{@link java.lang.String} * @param replacement * 入參|替換字符|{@link java.lang.String} * @param max * 入參|替換次數|{@link int} * @return -1 異常<br/> * 1 成功<br/> */ @Component(label = "字符串替換", style = "判斷型", type = "同步組件", comment = "輸入字符串中指定的字符按照規則替換成新字符串,max為小于0是全部替換", version = "1.0.0", deprecated = false, author = "admin", date = "2018-05-08 06:16:26") @InParams(param = { @Param(name = "text", comment = "字符串", type = java.lang.String.class), @Param(name = "searchString", comment = "被替換字符", type = java.lang.String.class), @Param(name = "replacement", comment = "替換字符", type = java.lang.String.class), @Param(name = "max", comment = "替換次數", type = int.class) }) @OutParams(param = { @Param(name = "newStr", comment = "替換后字符串", type = java.lang.String.class) }) @Returns(returns = { @Return(id = "-1", desp = "異常"), @Return(id = "1", desp = "成功") }) public static ResultBase P_replace(String text, String searchString, String replacement, int max) { if (max < 1) max = -1; try { return ResultBase.newSuccessResult(StringUtil.replace(text, searchString, replacement, max)); } catch (Exception e) { AppLog.error("字符串替換異常，原字符串：{}，被替換字符串：{}，替換字符串：{}，替換次數：{}", text, searchString, replacement, max); AppLog.error(e); } return ResultBase.newExceptionResult("TPTS1014", "參數錯誤，不能替換"); } ``` # 交易中組件使用方式  # 參數說明及示例 ## 入口參數 字符串：輸入字符串，示例： `"你好，世界22333"` 被替換字符：輸入字符，示例： `"2"` 替換字符：輸入字符，示例： `"3"` 替換次數：需要替換幾次，小于 0 是全部替換，示例： `2` ## 出口參數 替換后字符串：輸入字符串中指定的字符按照規則替換成新字符串，示例： `__INNER__["result"]`