# 組件源碼 ``` /** * <b>方法描述：</b> 字符串補齊 <br/> * <b>創建者：</b> admin <br/> * <b>創建時間：</b> 2018-09-05 18:28:13 <br/> * * @param text * 入參|待補充字符串|{@link java.lang.String} * @param ch * 入參|補齊字符|{@link char} * @param len * 入參|補齊長度|{@link int} * @param left * 入參|是否左補齊|{@link boolean} * @param charset * 入參|目標字符集|{@link java.lang.String} * @param text * 出參|補齊字符串|{@link java.lang.String} * @return -1 異常<br/> * 1 成功<br/> */ @Component(label = "字符串補齊", style = "判斷型", type = "同步組件", comment = "字符串根據輸入的字符，補齊位置補齊到指定長度", version = "1.0.0", deprecated = false, author = "huqiang", date = "2018-09-05 06:28:13") @InParams(param = { @Param(name = "charset", comment = "目標字符集", type = java.lang.String.class), @Param(name = "text", comment = "待補充字符串", type = java.lang.String.class), @Param(name = "ch", comment = "補齊字符", type = char.class), @Param(name = "len", comment = "補齊長度", type = int.class), @Param(name = "left", comment = "是否左補齊", type = boolean.class) }) @OutParams(param = { @Param(name = "text", comment = "補齊字符串", type = java.lang.String.class) }) @Returns(returns = { @Return(id = "-1", desp = "異常"), @Return(id = "1", desp = "成功") }) public static ResultBase P_fillChar(String charset, String text, char ch, int len, boolean left) { try { return ResultBase.newSuccessResult(StringUtil.fillChar(charset, text, ch, len, left)); } catch (Exception e) { AppLog.error(e); } return ResultBase.newExceptionResult("TPTS1018", "參數錯誤，不能補齊"); } ``` # 交易中組件使用方式  # 參數說明及示例 ## 入口參數 目標字符集：設置字符串的字符集編碼，示例： `"utf-8"` 待補充字符串：字符串，示例： `"你好，世界hhhh"` 補齊字符：長度不夠時填充的字符，示例： `'h'` 補齊長度：字符串的總字節數，示例： `20` 是否左補齊：是否從左邊開始補充，示例： `true` ## 出口參數 補齊字符串：補齊完成后的字符串，示例： `__INNER__["result"]`