# 组件源码 ``` /** * <b>方法描述：</b> 字符串替换 <br/> * <b>创建者：</b> admin <br/> * <b>创建时间：</b> 2018-05-08 18:16:26 <br/> * * @param text * 入参|字符串|{@link java.lang.String} * @param searchString * 入参|被替换字符|{@link java.lang.String} * @param replacement * 入参|替换字符|{@link java.lang.String} * @param max * 入参|替换次数|{@link int} * @return -1 异常<br/> * 1 成功<br/> */ @Component(label = "字符串替换", style = "判断型", type = "同步组件", comment = "输入字符串中指定的字符按照规则替换成新字符串,max为小于0是全部替换", 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 = "被替换字符", type = java.lang.String.class), @Param(name = "replacement", comment = "替换字符", type = java.lang.String.class), @Param(name = "max", comment = "替换次数", type = int.class) }) @OutParams(param = { @Param(name = "newStr", comment = "替换后字符串", type = java.lang.String.class) }) @Returns(returns = { @Return(id = "-1", desp = "异常"), @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("字符串替换异常，原字符串：{}，被替换字符串：{}，替换字符串：{}，替换次数：{}", text, searchString, replacement, max); AppLog.error(e); } return ResultBase.newExceptionResult("TPTS1014", "参数错误，不能替换"); } ``` # 交易中组件使用方式  # 参数说明及示例 ## 入口参数 字符串：输入字符串，示例： `"你好，世界22333"` 被替换字符：输入字符，示例： `"2"` 替换字符：输入字符，示例： `"3"` 替换次数：需要替换几次，小于 0 是全部替换，示例： `2` ## 出口参数 替换后字符串：输入字符串中指定的字符按照规则替换成新字符串，示例： `__INNER__["result"]`