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!76 [新特性] 获得一个随机的字符串（只包含数字和字符） 并排除指定字符串

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Merge pull request !76 from Kui_Ye/v4-dev
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Looly 2019-10-09 10:54:54 +08:00 committed by Gitee
commit 17efa74406
1 changed files with 558 additions and 542 deletions
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16
hutool-core/src/main/java/cn/hutool/core/util/RandomUtil.java
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@ -391,6 +391,22 @@ public class RandomUtil {
return randomString(BASE_CHAR_NUMBER, length).toUpperCase(); return randomString(BASE_CHAR_NUMBER, length).toUpperCase();
} }
/**
* 获得一个随机的字符串（只包含数字和字符） 并排除指定字符串
*
* @param length 字符串的长度
* @param elemData 要排除的字符串
* @return 随机字符串
*/
public static String randomStringWithoutStr(int length,String elemData) {
String baseStr=BASE_CHAR_NUMBER;
baseStr=StrUtil.removeAll(baseStr,elemData.toCharArray());
if(baseStr.equals("")){
return "";
}
return randomString(baseStr, length);
}
/** /**
* 获得一个只包含数字的字符串 * 获得一个只包含数字的字符串
* *