PHP - Html Transfer Code 超文本转换码，市面上这东西已经很滥（多）了，不过是这几天自己实践了一下~~~~ 支持 多重嵌套 和 同标签嵌套，混合高亮显示（还有一点小问题） 自我感觉便于修改和扩充~~~~~~~~~~~ <?php /************************************************** *                                                 * * Name    : Functions 4 Html Transfer Code (HTC)  * * Version : 1.3.2                                 * * Author  : Windy_sk                              * * Create  : 2003-09-03                            * * Modified: 2003-12-17                            * * Email   : windy_sk@126.com                      * * HomePage: None (Maybe Soon)                     * * Notice  : U Can Use & Modify it freely,         * *           BUT PLEASE HOLD THIS ITEM.            * *                                                 * **************************************************/ $htc_list = array(                 "B"                => "<b>\\1</b>",                 "I"                => "<i>\\1</i>",                 "U"                => "<u>\\1</u>",                 "CENTER"        => "<center>\\1</center>\n",                 "URL"                => "<a href='\\1'>\\1</a>",                 "EMAIL"                => "<a href='mailto:\\1'>\\1</a>",                 "IMAGE"                => "<br /><table align=center width='100%'><tr><td align='center'><img src='\\1' border='0' onload='org_w=this.offsetWidth;this.style.width=10;this.style.width=(org_w>parseInt(this.offsetParent.offsetWidth))?this.offsetParent.offsetWidth:org_w' onclick='window.open(this.src)' style='cursor:pointer' /></td></tr></table><br />\n",                 "DOWNLOAD"        => "exec:get_dl_html('\\1')",                 "LIST"                => "exec:get_list_html('\\1')",                 "QUOTE"                => "<center><table border='0' width='90%' cellspacing='0' cellpadding='0'><tr><td>  引用：</td></tr><tr><td><table width='100%' class='quote'><tr><td>\\1</td></tr></table></td></tr></table></center>\n",                 "IFRAME"        => "<table align=center><tr><td><iframe src='\\1' frameborder='0' allowtransparency='true' scrolling='yes' width='400' height='300'></iframe></td></tr></table>\n",                 "MOVE"                => "<center><marquee width='90%' behavior='alternate' scrollamount='3'>\\1</marquee><center>\n",                 "GLOW"                => "<table><tr><td class='glow'>\\1</td></tr></table>\n",                 "SHADOW"        => "<table><tr><td class='shadow'>\\1</td></tr></table>\n",                 "DROPSHADOW"        => "<table><tr><td class='dropshadow'>\\1</td></tr></table>\n",                 "GBMUSIC"        => "<bgsound src='\\1' loop='-1'>\n",                 "MUSIC"                => "<TABLE cellSpacing=0 cellPadding=0 align=center border=0><TBODY><TR><TD vAlign=top colSpan=3><EMBED name=music_rm align=top src='\\1' width='200' height='30' type='audio/x-pn-realaudio-plugin' console='ClipNN' loop='false' autostart='false' controls='ControlPanel' border='1' vspace='0' hspace='0'></EMBED><br><STRONG><A href='\\1'>Download The Music</A></STRONG></TD></TR></TBODY></TABLE>\n",                                "FLASH"                => "<table align=center><tr><td><object classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' codebase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0' width='400'><param name='movie' value='\\1'><param name='quality' value='high'><embed src='\\1' quality='high' pluginspage='http://www.macromedia.com/go/getflashplayer' type='application/x-shockwave-flash' width='32' height='32'></embed></object></td></tr></table>\n",                 "SHOCKWAVE"        => "<table align=center><tr><td><object classid='clsid:166B1BCA-3F9C-11CF-8075-444553540000' codebase='http://download.macromedia.com/pub/shockwave/cabs/director/sw.cab#version=8,5,0,0' width='400'><param name='src' value='\\1'><embed src='\\1' pluginspage='http://www.macromedia.com/shockwave/download/' width='400'></embed></object></td></tr></table>\n",                 "QUICKTIME"        => "<table align=center><tr><td><embed src='\\1' width='400' height='300' autoplay='true' loop='false' controller='true' playeveryframe='false' cache='false' scale='TOFIT' bgcolor='#000000' kioskmode='false' targetcache='false' pluginspage='http://www.apple.com/quicktime/'><br><STRONG><A href='\\1'>Download The Movie</A></STRONG></td></tr></table>\n",                 "REALPLAYER"        => "<TABLE cellSpacing=0 cellPadding=0 align=center border=0><TBODY><TR><TD vAlign=top colSpan=3><EMBED name=movie_rm align=top src='\\1' width='400' height='300' type='audio/x-pn-realaudio-plugin' console='ClipNN' loop='true' autostart='true' controls='ImageWindow,ControlPanel' border='1' vspace='0' hspace='0'></EMBED><br><STRONG><A href='\\1'>Download The Movie</A></STRONG></TD></TR></TBODY></TABLE>\n",                 "MEDIAPLAYER"        => "<table align=center><tr><td><object classid='clsid:22d6f312-b0f6-11d0-94ab-0080c74c7e95' width='400'><param name='ShowStatusBar' value='-1'><param name='Filename' value='\\1'><embed type='application/x-oleobject' codebase='http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=5,1,52,701' flename='mp' src='\\1' width='400'></embed></object><br /><STRONG><A href='\\1'>Download The Movie</A></STRONG></td></tr></table>\n",                 "VOTE"                => "exec:get_vote_html('\\1')",                 ); $htc_list_att = array(                 "ALIGN"                => "<div align='\\1'>\\2</div>\n",                 "URL"                => "<a href='\\1'>\\2</a>",                 "EMAIL"                => "<a href='mailto:\\1'>\\2</a>",                 "IMAGE"                => "<br /><table align=center width='100%'><tr><td><img alt='\\1' src='\\2' border='0' onload='org_w=this.offsetWidth;this.style.width=10;this.style.width=(org_w>parseInt(this.offsetParent.offsetWidth))?this.offsetParent.offsetWidth:org_w;' onclick='window.open(this.src)' style='cursor:pointer' /></td></tr></table><br />\n",                 "FONTFACE"        => "<span style='FONT-FAMILY:\\1'>\\2</span>",                 "FONTSIZE"        => "<span style='font-size:\\1'>\\2</span>",                 "FONTCOLOR"        => "<span style='color:\\1'>\\2</span>",                 "DOWNLOAD"        => "exec:get_dl_html('\\1', '\\2')",                 "LIST"                => "exec:get_list_html('\\2','\\1')",                 "ATTACH"        => "exec:get_attach_html('\\2', '\\1')",                 "VOTE"                => "exec:get_vote_html('\\1','\\2')",                 ); $htc_list_spl = array(                 "PHP"                => "exec:get_highlight_html('\\1', 'php')",                 "CSS"                => "exec:get_highlight_html('\\1', 'css')",                 "HTML"                => "exec:get_highlight_html('\\1', 'html')",                 "SCRIPT"        => "exec:get_highlight_html('\\1', 'script')",                 "CODE"                => "exec:get_code_html('\\1')",                 "EXECUTE"        => "\\1",                 ); function get_highlight_html($str, $type = "php") {         $type = strtolower($type);         $type_func = $type."_highlight";         $type = strtoupper($type);         $result = "<center><table border='0' width='90%' cellspacing='0' cellpadding='0'>";         if(!function_exists($type_func)) $type_func = "php_highlight";         $result .= "         <tr><td>高亮显示 <font color='red'>{$type}</font> 代码：</td></tr>         <tr><td>           <table width='100%' class='quote'><tr><td>           ".$type_func($str)."           </td></tr></table>         ".($type=="HTML"?"<input type='button' value='运行代码' onclick=\"str=this.parentNode.firstChild.innerText;if(str==undefined){alert('Execute Codez Failed !');return;}code_win=window.open('about:blank');doc=code_win.document;doc.open();doc.write(str);doc.close();code_win.focus();\" />":"")."         <input type='button' value='复制代码' onclick=\"try{window.clipboardData.setData('text',this.parentNode.firstChild.innerText);alert('Save Codez To The Clipboard !');}catch(e){alert('Codez Copy Failed !');}\">         <input type='button' value='保存代码' onClick=\"try{str=this.parentNode.firstChild.innerText;code_win=window.open('about:blank','_blank','top=10000');code_win.document.writeln(str);code_win.document.execCommand('saveas','','code.html');code_win.close();}catch(e){alert('Codez Save Failed !');}\">         </td></tr>         </table></center>         ";         return $result; } function php_highlight($str) {         $str = str_replace("\\\"","\"",$str);         return highlight_string($str, true); } function css_highlight($str, $nl = true) {         $color_1 = "red";         $color_2 = "green";         $color_3 = "blue";         $str = str_replace("\\\"","\"",$str);         $str = str_replace("\r", "", $str);         preg_match_all("/[\\\*\.\w#: ]+\{[^\{\}]+\}/", $str, $arr_css);         $arr_css = $arr_css[0];         for($i=0; $i<count($arr_css); $i++) {                 $head = preg_replace("/([\\\*\.\w#: ]+\{)[^\{\}]+\}/", "<font color='{$color_1}'>\\1</font>".($nl?"<br />\n":""), $arr_css[$i]);                 $unit = preg_replace("/[\\\*\.\w#: ]+\{([^\{\}]+)\}/", "\\1", $arr_css[$i]);                 $unit_list = preg_split("/;\s*/", $unit);                 $unit = "\n";                 for($j=0; $j<count($unit_list); $j++) {                         if(strlen($unit_list[$j])>0)                                 $unit .= "    " . preg_replace("/\s*([\w\-]+)\s*:\s*(.*)/e", "'<font color=\'{$color_2}\'>\\1</font> : <font color=\'{$color_3}\'>'.htmlspecialchars('\\2').'</font> ; '", $unit_list[$j]) . ($nl?"<br />\n":"\n");                 }                 $arr_css[$i] = $head . $unit . "<font color='{$color_1}'>}</font>";         }         return join(($nl?"\n<br /><br />\n":"\n\n"), $arr_css); } function script_highlight_note($str, $mode = true) {         $color_note = "gray";         $str = str_replace("\\\"","\"",$str);         $str = preg_replace("/<font color='[a-z]+'>(.*)<\/font>/isU", "\\1", $str);         $str = $mode?"/*{$str}*/":"//{$str}";         return "<font color='{$color_note}'>{$str}</font>"; } function script_highlight($str, $nl = true) {         $color_1 = "red";         $color_2 = "blue";         $color_3 = "brown";         $color_4 = "green";         $str = str_replace("\\\"","\"",$str);         $str = htmlspecialchars($str);         $str = str_replace("=","&equal;",$str);         $str = str_replace("|","&vertical;",$str);         $keywords = array(                         "{$color_1}"        => array("null", "true", "false", "NaN"),                         "{$color_2}"        => array("var", "for", "if", "else", "switch", "case", "function", "loop", "continue", "break", "<", ">", "!&equal;", "&equal;&equal;", "&equal;", "&&", "&vertical;&vertical;"),                         "{$color_3}"        => array("window", "self", "this", "event", "document", "opener", "Navigator", "Math", "Array", "String", "Object", "Function", "Number"),                         );         foreach($keywords as $key => $value) {                 for($i=0; $i<count($value); $i++) {                         $str = preg_replace("/(\W)(".$value[$i].")(\W)/", "\\1<font color='{$key}'>\\2</font>\\3", $str);                 }         }         $str = preg_replace("/(\.|\s)([a-z]+)\(/i" ,"\\1<font color='{$color_4}'>\\2</font>(", $str);         $str = preg_replace("/\.(\w+)(?!\()/i" ,".<font color='{$color_3}'>\\1</font>", $str);         $str = preg_replace("/\/\/([^\n]*)\n/e" ,"script_highlight_note('\\1', false)", $str);         $str = preg_replace("/\/\*(.*?)\*\//es" ,"script_highlight_note('\\1')", $str);                $str = str_replace("\t", "    ", $str);         $str = str_replace("&equal;","=",$str);         $str = str_replace("&vertical;","|",$str);         return $nl?nl2br($str):$str; } function html_highlight_attr($att) {         $color_1 = "red";         $color_2 = "brown";         $color_3 = "black";         $att = str_replace("\\\"","\"",$att);         $att = preg_replace("/=\s*('|\")([^'\"]+)\\1/eU","'=\\1'.preg_replace('/\s+/','|:s:|','\\2').'\\1'",$att);         $att = str_replace("\\\"","\"",$att);         $att .= " ";         preg_match_all("/[a-z:\/\-]+(=(['\"]?).*[^\\\\]{1}\\2?)?\s+/iU", $att, $att_list);         $att_list = $att_list[0];         for($i=0; $i<count($att_list); $i++) {                 if(empty($att_list[$i])) continue;                 $att_list[$i] = trim($att_list[$i]);                 $att_list[$i] = preg_replace("/([^=]+)([=]?)(['\"]?)(.*)(\\3)/", "<font color='{$color_2}'>\\1</ font><font color='{$color_1}'>\\2</ font>\\3<font color='{$color_3}'>\\4</ font>\\3", $att_list[$i]);         }         return str_replace("|:s:|", " ", join(" ", $att_list)); } function html_highlight($str) {         $color_1 = "red";         $color_2 = "blue";         $color_3 = "gray";         $str = str_replace("\\\"","\"",$str);         preg_match_all("/<script([^>]*)>(.*)<\/script>/isU", $str, $arr_tmp);         $arr_script = $arr_tmp[0];         for($i=0; $i<count($arr_script); $i++) {                 $str = str_replace($arr_script[$i], " ::script_{$i}:: ", $str);                 $arr_script[$i] = preg_replace("/<script([^>]*)>(.*)<\/script>/iseU", "'<font color=\'{$color_2}\'><SCRIPT '.html_highlight_attr('\\1').'></font><br />'.script_highlight(str_replace('\\\"','\"','\\2'), false).'<font color=\'{$color_2}\'></SCRIPT></font>'", $arr_script[$i]);         }         $str = preg_replace("/(<textarea[^>]*>)(.*)(<\/textarea>)/ieU" ,"'\\1'.htmlspecialchars('\\2').'\\3'", $str);         $str = preg_replace("/<!\-\-(.*)\-\->/seU" ,"'<!--'.htmlspecialchars('\\1').'-->'", $str);         $str = preg_replace("/<style([^>]*)>(.*)<\/style>/isU" ,"<!style\\1>\\2</style!>", $str);         $str = preg_replace("/<([a-z:]+)\s*(.*?)( \/|\/)?>/ise" ,"'<font color=\'{$color_2}\'><\\1 '.html_highlight_attr('\\2').'\\3></ font>'", $str);         $str = preg_replace("/<(\/[a-z:]+)>/i" ,"<font color='{$color_2}'><\\1></font>", $str);         $str = preg_replace("/<(!\-\-.*\-\-)>/sU" ,"<font color='{$color_3}'><\\1></font>", $str);         $str = preg_replace("/<!style([^>]*)>(.*)<\/style!>/iseU" ,"'<font color=\'{$color_2}\'><STYLE '.html_highlight_attr('\\1').'></font><br />'.css_highlight(str_replace('\\\"','\"','\\2'), false).'<br /><font color=\'{$color_2}\'></STYLE></font>'", $str);         for($i=0; $i<count($arr_script); $i++) {                 $str = str_replace(" ::script_{$i}:: ", $arr_script[$i], $str);         }         $str = str_replace("</ font>", "</font>", $str);         $str = str_replace("</ b>", "</b>", $str);         $str = str_replace(" >", ">", $str);         $str = str_replace("  ","  ",$str);         $str = str_replace("\t","    ",$str);         return nl2br($str); } function get_file_pic($filename) {         global $root_path;         $ext = str_replace(".","",strrchr($filename,"."));         $pic = $root_path."images/mime_type/{$ext}.gif";         return file_exists($pic)?"$pic":$root_path."images/mime_type/attch.gif"; } function get_dl_html($filename, $str = "") {         return "<img src='".get_file_pic($filename)."' border='0'> <a href='$filename'>".(empty($str)?basename($filename):$str)."</a>"; } function get_attach_html($filename, $id) {         return "<img src='".get_file_pic($filename)."' border='0'> <a href='attach_manage.php?method=download&id=$id'>$filename</a>"; } function get_vote_html($vote_idx, $message = ""){         global $db_host, $db_user, $db_pass, $db_name;         $db = new DB_Manager($db_host, $db_user, $db_pass);         $db->Connect();         $db->SelectDB($db_name);         $db->Query("select * from mnms_poll where id=".$vote_idx);         $record = $db->GetRS();         $str = "";         $db->close();         unset($db);         if($record) {                 $username = "dummy";                 $if_vote = !(strpos($record[vote_user], "|{$username}|")===false) strpos($record[vote_user], "|".GetIp()."|");                 $str .= "                         <fieldset>                           <legend align='left' color=black>".(empty($message)?$record[vote_title]:$message)."</legend>                           <form name='poll' action='poll_manage.php?method=vote' method='post'>                           <table width='90%' align='center'>";                 $vote_list = split("::",$record[vote_list]);                 $vote_count = split("::",$record[vote_count]);                 $vote_users = count(split("\n", $record[vote_user])) - 1;                 $vote_sum = array_sum($vote_count);                 $str .= "                             <tr><td colspan='2'> 目前共有 <font color='red'>{$vote_users}</font> 人参与了本投票 </td></tr>";                 if($vote_sum==0) $vote_sum = 1;                 for($i=0; $i<count($vote_list); $i++) {                         $str .= "                             <tr><td>".($if_vote?"► ":"<input type='hidden' value='".$vote_count[$i]."' name='vote_count[]'><input type='".($record[vote_multi]=='Y'?"checkbox":"radio")."' name='vote[]' value='{$i}'>").htmlspecialchars($vote_list[$i])."</td><td width='400'><img src='images/bars/bar".($i+1).".gif' width='".ceil($vote_count[$i]*300/$vote_sum)."' height='10'> 占总票数的 <font color='#990000'>".ceil((int)$vote_count[$i]*100/$vote_sum)."%</font></td></tr>\n";                 }                 $str .= "<tr><td colspan='2' align='center'><br>".($if_vote?"<b>您已经投过票了！</b>":"<input type='hidden' value='{$record[id]}' name='id'><input type='Submit' value=' 确 定 ' name='Submit'>   <input type='reset' value=' 重 置 ' name='reset'>")."</td></tr>";                 $str .= "                           </table>                           </form>                         </fieldset>";         }         return $str; } function get_code_html($str) {         $str = str_replace("\\\"","\"",$str);         return "         <table align='center' width='550'>           <tr><td><textarea cols='80' rows='10' name=Code>".htmlspecialchars($str)."</textarea><br>             <input type='button' value='运行代码' onClick=\"str=this.parentNode.firstChild.value;code_win=window.open('about:blank');doc=code_win.document;doc.open();doc.write(str);doc.close();code_win.focus();\">             <input type='button' value='复制代码' onclick=\"try{window.clipboardData.setData('text',this.parentNode.firstChild.value);alert('Save Codez To The Clipboard !');}catch(e){alert('Please Copy The Selected Codez !');this.parentNode.firstChild.select();}\">             <input type='button' value='保存代码' onClick=\"str=this.parentNode.firstChild.value;code_win=window.open('about:blank','_blank','top=10000');code_win.document.writeln(str);code_win.document.execCommand('saveas','','code.html');code_win.close();\">             （提示:可以先修改部分代码）           </td></tr>         </table>"; } function get_list_html($content, $type = "") {         $content = preg_replace("/(<br \/>)?[\r\n]+/", "\n", $content);         $content = preg_replace("/[\r\n]+/", "\n", $content);         $content = preg_replace("/^[\n]*(.*)[\n]*$/m", "\\1", $content);         $content = str_replace("\n", "</li><li>", $content);         $content = "<ul type='$type'><li>$content</li></ul>\n";         return $content; } function html_trans($str) {         $search  = array("&",                "'",                "\"",                "<",        ">",        "  ",                "\t");         $replace = array("&",        "'",        """,        "<",        ">",        "  ",        "    ");         return nl2br(str_replace($search, $replace, $str)); } function link_url($str) {         $str = preg_replace("/((http|ftp|mms|rtsp|pnm|mailto):\/\/[\w@:\.\/\?=&;#\-%]+)/i", "<a href='\\1' target='_blank'>\\1</a>", $str);         $str = preg_replace("/(\w+@(\w+\.)+[\w]{2,3})/i", "<a href='mailto:\\1'>\\1</a>", $str);         $str = preg_replace("/(href|src)='<a href=('.+')>[^<]+<\/a>'/iU", "\\1=\\2", $str);         return $str; } function htc2html_loop($str) {         global $htc_list, $htc_list_att;         foreach($htc_list as $key => $value) {                 if(substr($value,0,5)=="exec:"){                         $str = preg_replace("/\[$key\]((.(?!\[$key(\s?=\s?([^\]]+))?\]))*)\[\/$key\]/iexsU", substr($value,5), $str);                 } else {                         $str = preg_replace("/\[$key\]((.(?!\[$key(\s?=\s?([^\]]+))?\]))*?)\[\/$key\]/ixsU", "$value", $str);                 }         }         foreach($htc_list_att as $key => $value) {                 if(substr($value,0,5)=="exec:"){                         $str = preg_replace("/\[$key\s?=\s?([^\]]+)\]((.(?!\[$key(\s?=\s?([^\]]+))?\]))*)\[\/$key\]/iesxU", substr($value,5), $str);                 } else {                         $str = preg_replace("/\[$key\s?=\s?([^\]]+)\]((.(?!\[$key(\s?=\s?([^\]]+))?\]))*)\[\/$key\]/isxU", "$value", $str);                 }         }         return $str; } function htc2html($str, $trans_url = true , $loop = 3) {         global $htc_list_spl;         $str = preg_replace("/(\[\w+\])\s*/ixs","\\1",$str);         $str = preg_replace("/\s*(\[\/\w+\])/ixs","\\1",$str);         foreach($htc_list_spl as $key => $value) {                 preg_match_all("/\[$key\](.*)\[\/$key\]/ixsU", $str, $arr_tmp);                 $arr_spl[$key] = $arr_tmp[0];                 for($i=0; $i<count($arr_spl[$key]); $i++) {                         $str = str_replace($arr_spl[$key][$i], " ::{$key}_{$i}:: ", $str);                         if(substr($value,0,5)=="exec:"){                                 $arr_spl[$key][$i] = preg_replace("/\[$key\](.*)\[\/$key\]/iexsU", substr($value,5), $arr_spl[$key][$i]);                         } else {                                 $arr_spl[$key][$i] = preg_replace("/\[$key\](.*)\[\/$key\]/ixsU", "$value", $arr_spl[$key][$i]);                         }                 }         }         $str = html_trans($str);         while($loop-- > 0) {                 if(!preg_match("/\[(\w+)(\s?=\s?([^\]]+))?\](.*)\[\/\\1\]/isU", $str)) break;                 $str = htc2html_loop($str);         }         if($trans_url) $str = link_url($str);         foreach($htc_list_spl as $key => $value) {                 for($i=0; $i<count($arr_spl[$key]); $i++) {                         $str = str_replace(" ::{$key}_{$i}:: ", $arr_spl[$key][$i], $str);                 }         }         return $str; } ?> 使用方法： echo htc2html($str); OK 了~~~~~~~~