js异常 缺少十六进制数字 博客分类： 常见异常总结javascript

  

     原因是JS提交数据时出现特殊符号

     JS提交数据时出现特殊符号"\"，javascript中"\"是个特殊的字符，在很多场合需要转换。

例子程序：
*Encode for HTML.
*/
public static String htmlEncoder(String str)
{
    if(str==null || str.equals(""))
      return "";
    String res_str;
    res_str=strReplace(str,"&","&");
    res_str=strReplace(str," "," ");
    res_str=strReplace(str,"<","&lt;");
    res_str=strReplace(str,">","&rt;");
    res_str=strReplace(str,"\"","&quot;");
    res_str=strReplace(str,"'","'");
    return res_str;
}
/** *//**
*Encode for HTML-Text.
*/
public static String htmlTextEncoder(String str)
{
    if(str==null || str.equals(""))
      return "";
    String res_str;
    res_str=strReplace(str,"&","&amp;");
    res_str=strReplace(str,"<","&lt;");
    res_str=strReplace(str,">","&rt;");
    res_str=strReplace(str,"\"","&quot;");
    res_str=strReplace(str,"'","'");
    res_str=strReplace(str," ","&nbsp;");
    res_str=strReplace(str,"\r\n","<br/>");
    res_str=strReplace(str,"\r","<br/>");
    res_str=strReplace(str,"\n","<br/>");
    return res_str;
}
/** *//**
*Encode for URL.
*/
public static String urlEncoder(String str) {
    return java.net.URLEncoder.encode(str) ;
}
/** *//**
*Encode for XML.
*/
public static String xmlEncoder(String str)
{
    if(str==null || str.equals(""))
      return "";
    String res_str;
    res_str=strReplace(str,"&","&amp;");
    res_str=strReplace(res_str,"<","&lt;");
    res_str=strReplace(res_str,">","&gt;");
    res_str=strReplace(res_str,"\"", "&quot;");
    res_str=strReplace(res_str,"\'", "&acute;");
    return res_str;
}
/** *//**
*Encode for SQL.
*/
public static String sqlEncoder(String str)
{
    if(str==null || str.equals(""))
      return "";
    String res_str;
    res_str=strReplace(str,"'","''");
    return res_str;
}
/** *//**
*Encode for Javascript.
*/
public static String jsEncoder(String str)
{
    if(str==null || str.equals(""))
      return "";
    String res_str;
    res_str=strReplace(str,"'","");
    res_str=strReplace(str,"\"",""");
    res_str=strReplace(str,"\r\n","");
    res_str=strReplace(str,"\n","");
    res_str=strReplace(str,"\r","");
    return res_str;
}
html=html+replace(table_list(fileExt,path,2),"\","/")+""""