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java 判断字符串是否为空

方法一: 最多人使用的一个方法, 直观, 方便, 但效率很低:      if(s == null ||"".equals(s)); 方法二: 比较字符串长度, 效率高, 是我知道的最好一个方法:      if(s == null || ...

Java 如何判断一个字符串是一个字符串打乱顺序后的字符串

`a="laliyunnet"; b="descntn" ---> return truea="hello"; b="oelhg" --->return false`

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java 如何判断一个字符串是否被urlencode 过

java 如何判断一个字符串是否被 urlencode 过？为了防止重复endcode

[JAVA工具]判断字符串是否为中文

package com.airchina.test; public class IsChineseOrNot { // GENERAL_PUNCTUATION 判断中文的“号 // CJK_SYMBOLS_AND_PUNCTUATION 判断中文的。号 // HALFWIDTH_AND_FULLWI...

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