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16年专业研发|中文alexa排名第一的CMS品牌-基于dotNET core、功能强大，集成站群、微信开发、小程序与ERP及OA办公系统，支持国际语言和多民族语言，世界五百强与大型门户专用高端网站内核CMS系统
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JavaScript
function utf16to8(str){var out,i,len,c;out="";len=str.length;for(i=0;i<len;i++){c=str.charCodeAt(i);if((c>=0x0001)&&(c<=0x007F)){out+=str.charAt(i);}else if(c>0x07FF){out+=String.fromCharCode(0xE0|((c>>12)&0x0F));out+=String.fromCharCode(0x80|((c>>6)&0x3F));out+=String.fromCharCode(0x80|((c>>0)&0x3F));}else{out+=String.fromCharCode(0xC0|((c>>6)&0x1F));out+=String.fromCharCode(0x80|((c>>0)&0x3F));}}
return out;}
function utf8to16(str){var out,i,len,c;var char2,char3;out="";len=str.length;i=0;while(i<len){c=str.charCodeAt(i++);switch(c>>4)
{case 0:case 1:case 2:case 3:case 4:case 5:case 6:case 7:out+=str.charAt(i-1);break;case 12:case 13:char2=str.charCodeAt(i++);out+=String.fromCharCode(((c&0x1F)<<6)|(char2&0x3F));break;case 14:char2=str.charCodeAt(i++);char3=str.charCodeAt(i++);out+=String.fromCharCode(((c&0x0F)<<12)|((char2&0x3F)<<6)|((char3&0x3F)<<0));break;}}
return out;}