/**
* HTML标签转义方法 —— java代码库
* @param content
* @return
*/
if(content==null) return "";
html = StringUtils.replace(html, "'", "'");
html = StringUtils.replace(html, "\"", """);
html = StringUtils.replace(html, "\t", " ");// 替换跳格
//html = StringUtils.replace(html, " ", " ");// 替换空格
html = StringUtils.replace(html, "<", "<");
html = StringUtils.replace(html, ">", ">");
return html;
}