<script type= "Text/javascript" >//<! [cdata[var begin = parseint (' 4e00 ', 16); var end = parseint (' 9fa5 ', 16); Alert (end.tostring (16)); alert (begin-end); function Getobj (ID) {return document.getElementById (ID); function showcharlist (begin, end) {getobj (' Txtbegin '). Value = BEGIN; Getobj (' Txtend '). Value = end; Btnquery_onclick (); function Btnquery_onclick () {var begin = parseint (Getobj (' Txtbegin '). Value); var end = parseint (Getobj (' Txtend '). Value); if (isNaN (begin) | | isNaN (END) | | End < BEGIN) {alert (' Digital input error!) Please check! '); Return } getobj (' Spanfontsize '). style.display = ' None '; Getobj (' spanloading '). style.display = ' inline '; var str = '; for (var i = begin; I <= end; i++) {str = String.fromCharCode (i); } getobj (' Txtcharcontent '). value = str; Getobj (' spanloading '). style.display = ' None '; Getobj (' Spanfontsize '). style.display = ' inline '; Getobj (' Spannum '). InnerHTML = Str.length; The function showNum16 () {var num = parseint (document.getelEmentbyid (' txt10a '). Value); document.getElementById (' txt16a '). Value = num.tostring (16); function ShowNum10 () {var = parseint (document.getElementById (' txt16b '). value, 16); document.getElementById (' txt10b '). Value = Num.tostring (10); function Showchar () {var = parseint (document.getElementById (' txtNum1 '). Value); if (isNaN (num)) {document.getElementById (' txtChar1 '). Value = '; else {document.getElementById (' txtChar1 '). Value = String.fromCharCode (num); The function Showcharnum () {var str = document.getElementById (' txtChar2 '). Value; var txtNum2 = document.getElementById (' txtNum2 '); Txtnum2.value = '; for (var i = 0; i < str.length i++) {txtnum2.value + = Str.charcodeat (i) + '; '; } function Settextfontsize (o, fontsize) {getobj (' txtcharcontent '). style.fontsize = fontsize + ' px '; Getobj (' Afontsmall '). Style.color = ' Gray '; Getobj (' Afontmiddle '). Style.color = ' Gray '; Getobj (' Afontbig '). Style.color = ' Gray '; O.style.color = ' Blue '; }//]]≫</script> <p> Conversion </p> <p> 10 <input id= "txt10a" onkeyup= "showNum16 ();" type= "text"/& Gt > 16 <input id= "TXT16A" type= "text"/><br> 16 <input id= "txt16b" onkeyup= "SHOWNUM10" (); "Type=" text "/> > 10 <input id=" txt10b "type=" text "/></p> <p> encoding conversion </p> <p> digital <input id=" TxtNum1 "onkeyup=" Showchar (); "type=" text "value=" 22221 "/> > Character <input id=" txtChar1 "type=" text "value=" Double Happiness "/ ><br> character <input id= "TxtChar2" onkeyup= showcharnum (); "type=" text "/> > Digital <input id=" txtNum2 "type= "Text"/></p> <div > HTML can use <strong >& #22221;</strong> representation <strong > Double Happiness </strong > </div> <p> character encoding table </p> <table border= "2" cellpadding= "4" > <tbody> <tr> < Th> name </th> <th> range </th> <th> quantity </th> <th> view </th> </tr> <tr> & Lt;td> Chinese characters </td> <TD≫19968~40869</td> <td>20902</td> <td> View </td> </tr> <tr> <td> Common symbols, Numbers, characters </td> <td>33~126</td> <td>94</td> <td> view </td> </tr> <tr> <td> Digital </td> <td>48~57</td> <td>10</td> <td> view </td> </tr> < tr> <td> Capital Letter </td> <td>65~90</td> <td>26</td> <td> View </td> </tr > <tr> <td> lowercase letter </td> <td>97~122</td> <td>26</td> <td> View </td& Gt </tr> <tr> <td colspan= "4" > More reference: Code table </td> </tr> </tbody> </table> <div > Characters: <input id= "Txtbegin" type= "text"/> ~ <input id= "Txtend" type= "text"/> "<input" id= "Btnquery" Oncl Ick= "Btnquery_onclick ();" type= "button" value= "Query/> <span" id= "spanfontsize" > Small characters Total <span id= "span Num ">0</span> </SPAN> <span id= "spanloading" > Loading ...</span> </div> <p> <textarea id= "Txtcharcontent" &G T;</textarea></p>
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