url传参解决中文乱码

跳转前：

window.open("http://localhost:9728/content/agent/devolution.html?search_agent=" + encodeURIComponent(va));

取：

下面是解码的方法：

function Utf8ToUnicode(strUtf8) {

        var bstr = "";

        var nTotalChars = strUtf8.length;        // total chars to be processed.

        var nOffset = 0;                                        // processing point on strUtf8

        var nRemainingBytes = nTotalChars;        // how many bytes left to be converted

        var nOutputPosition = 0;

        var iCode, iCode1, iCode2;                        // the value of the unicode.



        while (nOffset < nTotalChars) {

            iCode = strUtf8.charCodeAt(nOffset);

            if ((iCode & 0x80) == 0)                        // 1 byte.

            {

                if (nRemainingBytes < 1)                // not enough data

                    break;



                bstr += String.fromCharCode(iCode & 0x7F);

                nOffset++;

                nRemainingBytes -= 1;

            }

            else if ((iCode & 0xE0) == 0xC0)        // 2 bytes

            {

                iCode1 = strUtf8.charCodeAt(nOffset + 1);

                if (nRemainingBytes < 2 ||                        // not enough data

                                   (iCode1 & 0xC0) != 0x80)                // invalid pattern

                {

                    break;

                }



                bstr += String.fromCharCode(((iCode & 0x3F) << 6) | (iCode1 & 0x3F));

                nOffset += 2;

                nRemainingBytes -= 2;

            }

            else if ((iCode & 0xF0) == 0xE0)        // 3 bytes

            {

                iCode1 = strUtf8.charCodeAt(nOffset + 1);

                iCode2 = strUtf8.charCodeAt(nOffset + 2);

                if (nRemainingBytes < 3 ||                        // not enough data

                                   (iCode1 & 0xC0) != 0x80 ||                // invalid pattern

                                   (iCode2 & 0xC0) != 0x80) {

                    break;

                }



                bstr += String.fromCharCode(((iCode & 0x0F) << 12) |

                                          ((iCode1 & 0x3F) << 6) |

                                          (iCode2 & 0x3F));

                nOffset += 3;

                nRemainingBytes -= 3;

            }

            else                                                                // 4 or more bytes -- unsupported

                break;

        }



        if (nRemainingBytes != 0) {

            // bad UTF8 string.

            return "";

        }



        return bstr;

    }

　　$("#txt_query_key").val(Utf8ToUnicode(“键”));