public class StrKit extends Object
| 构造器和说明 |
|---|
StrKit() |
| 限定符和类型 | 方法和说明 |
|---|---|
static boolean |
containNull(Object... paras)
if the object array contain null object
|
static String |
deCodeUnderlined(String str) |
static String |
enCodeUnderlined(String s) |
static String |
firstCharToLowerCase(String str)
首字母变小写
|
static String |
firstCharToUpperCase(String str)
首字母变大写
|
static String |
getRootPath(URL url)
get the url as string
|
static boolean |
isBlank(String str)
字符串为 null 或者为 "" 时返回 true
|
static boolean |
isEmpty(String str)
是否空
|
static boolean |
isNotBlank(String str)
字符串不为 null 而且不为 "" 时返回 true
|
static String |
toLowerCaseFirstOne(String s) |
static String |
toUpperCaseFirstOne(String s) |
public static String firstCharToLowerCase(String str)
str - String objectpublic static String firstCharToUpperCase(String str)
str - String objectpublic static boolean isBlank(String str)
str - String objectpublic static boolean isEmpty(String str)
str - public static boolean isNotBlank(String str)
str - String objectpublic static boolean containNull(Object... paras)
paras - Object arraypublic static String getRootPath(URL url)
url - the URLCopyright © 2019. All rights reserved.