标签:com http blog style class div img code java log javascript
index.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>星月随笔</title> </head> <body> 这个页面中的 charset编码可以变成其他的。utf-8 <script src="1.js"></script> </body> </html>
1.js (编码方式 utf-8)
function getPageCharset(){ var charSet = ""; var oType = getBrowser(); switch(oType){ case "IE": charSet = document.charset; break; case "FIREFOX": charSet = document.characterSet; break; default: charSet = document.charset; break; } return charSet; } function getBrowser(){ var oType = ""; if(navigator.userAgent.indexOf("MSIE")!=-1){ oType="IE"; }else if(navigator.userAgent.indexOf("Firefox")!=-1){ oType="FIREFOX"; } return oType; } function GB2312UTF8(){ this.Dig2Dec=function(s){ var retV = 0; if(s.length == 4){ for(var i = 0; i < 4; i ++){ retV += eval(s.charAt(i)) * Math.pow(2, 3 - i); } return retV; } return -1; } this.Hex2Utf8=function(s){ var retS = ""; var tempS = ""; var ss = ""; if(s.length == 16){ tempS = "1110" + s.substring(0, 4); tempS += "10" + s.substring(4, 10); tempS += "10" + s.substring(10,16); var sss = "0123456789ABCDEF"; for(var i = 0; i < 3; i ++){ retS += "%"; ss = tempS.substring(i * 8, (eval(i)+1)*8); retS += sss.charAt(this.Dig2Dec(ss.substring(0,4))); retS += sss.charAt(this.Dig2Dec(ss.substring(4,8))); } return retS; } return ""; } this.Dec2Dig=function(n1){ var s = ""; var n2 = 0; for(var i = 0; i < 4; i++){ n2 = Math.pow(2,3 - i); if(n1 >= n2){ s += ‘1‘; n1 = n1 - n2; } else s += ‘0‘; } return s; } this.Str2Hex=function(s){ var c = ""; var n; var ss = "0123456789ABCDEF"; var digS = ""; for(var i = 0; i < s.length; i ++){ c = s.charAt(i); n = ss.indexOf(c); digS += this.Dec2Dig(eval(n)); } return digS; } this.Gb2312ToUtf8=function(s1){ var s = escape(s1); var sa = s.split("%"); var retV =""; if(sa[0] != ""){ retV = sa[0]; } for(var i = 1; i < sa.length; i ++){ if(sa[i].substring(0,1) == "u"){ retV += this.Hex2Utf8(this.Str2Hex(sa[i].substring(1,5))); if(sa[i].length){ retV += sa[i].substring(5); } }else{ retV += unescape("%" + sa[i]); if(sa[i].length){ retV += sa[i].substring(5); } } } return retV; } this.Utf8ToGb2312=function(str1){ var substr = ""; var a = ""; var b = ""; var c = ""; var i = -1; i = str1.indexOf("%"); if(i==-1){ return str1; } while(i!= -1){ if(i<3){ substr = substr + str1.substr(0,i-1); str1 = str1.substr(i+1,str1.length-i); a = str1.substr(0,2); str1 = str1.substr(2,str1.length - 2); if(parseInt("0x" + a) & 0x80 == 0){ substr = substr + String.fromCharCode(parseInt("0x" + a)); } else if(parseInt("0x" + a) & 0xE0 == 0xC0){ //two byte b = str1.substr(1,2); str1 = str1.substr(3,str1.length - 3); var widechar = (parseInt("0x" + a) & 0x1F) << 6; widechar = widechar | (parseInt("0x" + b) & 0x3F); substr = substr + String.fromCharCode(widechar); } else{ b = str1.substr(1,2); str1 = str1.substr(3,str1.length - 3); c = str1.substr(1,2); str1 = str1.substr(3,str1.length - 3); var widechar = (parseInt("0x" + a) & 0x0F) << 12; widechar = widechar | ((parseInt("0x" + b) & 0x3F) << 6); widechar = widechar | (parseInt("0x" + c) & 0x3F); substr = substr + String.fromCharCode(widechar); } } else { substr = substr + str1.substring(0,i); str1= str1.substring(i); } i = str1.indexOf("%"); } return substr+str1; } } function gb2utf8(s) { var xx=new GB2312UTF8(); return xx.Gb2312ToUtf8(s); } var kk=getPageCharset(); //alert(kk) 包含js的页面编码格式 GBK 或者 UTF-8 //alert(decodeURI(encodeURI("星月随笔"))) if(kk=="GBK"||kk=="gb2312"){ //浏览器兼容模式和快速浏览模式得到的编码方式有区别。 document.write("<"+"script src=2.js></"+"script>") // 2.js 的编码方式必须是GBK,不然显示乱码 }else{ document.write(decodeURI(gb2utf8("<div align=center>星月随笔</div>"))) //gkb转utf-8 转码方式,若输入乱码方框,带 % 英文字符串,这个地方 1.js 的编码也是utf-8 才行,不然解码是会输出方框,得不到汉字; 这里也可以和GBK时一样,包含一个utf-8 编码的js文件 }
2.js
document.write("<div align=center>星月随笔</div>")
utf-8页面展示 gbk编码的js,gbk中有中文,码迷,mamicode.com
标签:com http blog style class div img code java log javascript
原文地址:http://www.cnblogs.com/g2star/p/3698917.html