Java判断字符串是否含有乱码实例代码
具体代码如下所示:
/**
*判断字符是否是中文
*
*@paramc字符
*@return是否是中文
*/
publicstaticbooleanisChinese(charc){
Character.UnicodeBlockub=Character.UnicodeBlock.of(c);
if(ub==Character.UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS
||ub==Character.UnicodeBlock.CJK_COMPATIBILITY_IDEOGRAPHS
||ub==Character.UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS_EXTENSION_A
||ub==Character.UnicodeBlock.GENERAL_PUNCTUATION
||ub==Character.UnicodeBlock.CJK_SYMBOLS_AND_PUNCTUATION
||ub==Character.UnicodeBlock.HALFWIDTH_AND_FULLWIDTH_FORMS){
returntrue;
}
returnfalse;
}
/**
*判断字符串是否是乱码
*
*@paramstrName字符串
*@return是否是乱码
*/
publicstaticbooleanisMessyCode(StringstrName){
Patternp=Pattern.compile("\s*|t*|r*|n*");
Matcherm=p.matcher(strName);
Stringafter=m.replaceAll("");
Stringtemp=after.replaceAll("\p{P}","");
char[]ch=temp.trim().toCharArray();
floatchLength=ch.length;
floatcount=0;
for(inti=0;i0.4){
returntrue;
}else{
returnfalse;
}
}
publicstaticvoidmain(String[]args){
System.out.println(isMessyCode("韩顺平"));
System.out.println(isMessyCode("你好"));
}
总结
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