public abstract class StringUtil extends Object
| 限定符和类型 | 字段和说明 |
|---|---|
static String |
EMPTY |
static String |
HYPHEN |
static String |
POINT |
static String |
SLASH |
static String |
UNDERLINE |
| 构造器和说明 |
|---|
StringUtil() |
| 限定符和类型 | 方法和说明 |
|---|---|
static String |
bytesToHex(byte[] bytes)
字节数组转16进制字符串
|
static String |
ifEmpty(String str) |
static String |
ifEmpty(String str,
String replacement) |
static String |
ifNull(String str) |
static String |
ifNull(String str,
String replacement) |
static boolean |
isEmpty(String str)
判断字符串是否为空,当str为空或者空字符串时,结果为true
|
static boolean |
isNotEmpty(String str)
isEmpty(String)的对立方法 |
static String |
lineToHump(String str)
下划线转驼峰
|
public static boolean isEmpty(String str)
public static boolean isNotEmpty(String str)
isEmpty(String)的对立方法public static String bytesToHex(byte[] bytes)
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