From 03ff6cfa9be9a6aadb15519cbb1592d4f26795db Mon Sep 17 00:00:00 2001 From: RuoYi <yzz_ivy@163.com> Date: 星期五, 27 五月 2022 16:56:22 +0800 Subject: [PATCH] 代码优化 --- src/main/java/com/ruoyi/common/utils/StringUtils.java | 49 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 files changed, 49 insertions(+), 0 deletions(-) diff --git a/src/main/java/com/ruoyi/common/utils/StringUtils.java b/src/main/java/com/ruoyi/common/utils/StringUtils.java index 8df5617..6765117 100644 --- a/src/main/java/com/ruoyi/common/utils/StringUtils.java +++ b/src/main/java/com/ruoyi/common/utils/StringUtils.java @@ -531,4 +531,53 @@ { return (T) obj; } + + /** + * 鏁板瓧宸﹁竟琛ラ綈0锛屼娇涔嬭揪鍒版寚瀹氶暱搴︺�傛敞鎰忥紝濡傛灉鏁板瓧杞崲涓哄瓧绗︿覆鍚庯紝闀垮害澶т簬size锛屽垯鍙繚鐣� 鏈�鍚巗ize涓瓧绗︺�� + * + * @param num 鏁板瓧瀵硅薄 + * @param size 瀛楃涓叉寚瀹氶暱搴� + * @return 杩斿洖鏁板瓧鐨勫瓧绗︿覆鏍煎紡锛岃瀛楃涓蹭负鎸囧畾闀垮害銆� + */ + public static final String padl(final Number num, final int size) + { + return padl(num.toString(), size, '0'); + } + + /** + * 瀛楃涓插乏琛ラ綈銆傚鏋滃師濮嬪瓧绗︿覆s闀垮害澶т簬size锛屽垯鍙繚鐣欐渶鍚巗ize涓瓧绗︺�� + * + * @param s 鍘熷瀛楃涓� + * @param size 瀛楃涓叉寚瀹氶暱搴� + * @param c 鐢ㄤ簬琛ラ綈鐨勫瓧绗� + * @return 杩斿洖鎸囧畾闀垮害鐨勫瓧绗︿覆锛岀敱鍘熷瓧绗︿覆宸﹁ˉ榻愭垨鎴彇寰楀埌銆� + */ + public static final String padl(final String s, final int size, final char c) + { + final StringBuilder sb = new StringBuilder(size); + if (s != null) + { + final int len = s.length(); + if (s.length() <= size) + { + for (int i = size - len; i > 0; i--) + { + sb.append(c); + } + sb.append(s); + } + else + { + return s.substring(len - size, len); + } + } + else + { + for (int i = size; i > 0; i--) + { + sb.append(c); + } + } + return sb.toString(); + } } \ No newline at end of file -- Gitblit v1.9.3