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java中关于html的转换
转自:互联网
public static String escapeHTMLTags(String input) { // Check if the string is null or zero length -- if so, return what was sent in. if (input == null || input.length() == 0) { return input; } // Use a StringBuffer in lieu of String concatenation -- it is much more efficient this way. StringBuffer buf = new StringBuffer(); char ch = ' '; for (int i = 0; i < input.length(); i++) { ch = input.charAt(i); if (ch == '<') { buf.append("<"); } else if (ch == '>') { buf.append(">"); } else { buf.append(ch); } } return buf.toString(); }