cn.jdevelops.enums.gb

类 CommonUtil

java.lang.Object

cn.jdevelops.enums.gb.CommonUtil

public class CommonUtil
extends Object

时间

2021-11-12 09:50

作者

tn

构造器概要

构造器

构造器和说明
CommonUtil()

方法概要

限定符和类型	方法和说明
protected static boolean	isBlank(CharSequence cs) Checks if a CharSequence is empty (""), null or whitespace only.

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

CommonUtil

public CommonUtil()

方法详细资料

isBlank

protected static boolean isBlank(CharSequence cs)

Checks if a CharSequence is empty (""), null or whitespace only.

Whitespace is defined by { Character#isWhitespace(char)}.

 StringUtils.isBlank(null)      = true
 StringUtils.isBlank("")        = true
 StringUtils.isBlank(" ")       = true
 StringUtils.isBlank("bob")     = false
 StringUtils.isBlank("  bob  ") = false
 

从以下版本开始:

2.0, 3.0 Changed signature from isBlank(String) to isBlank(CharSequence)

return

true if the CharSequence is null, empty or whitespace only

参数

the CharSequence to check, may be null