This article is mainly for JS to achieve the effect of the provinces and cities a simple example of the introduction of the need to friends can come over, I hope to help you.
Examples are as follows: The code is as follows: <! 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> <title> province Two-level linkage menu </title > <script type= "Text/javascript" > var _city_1 = ["100101:/u6d77/u6dc0/u533a", "110102:/u671d/ u9633/u533a "," 100103:/u4e1c/u57ce/u533a "," 100104:/u897f/u57ce/u533a "," 100105:/u5d07/u6587/u533a "," 100106:/ u5ba3/u6b66/u533a "," 100107:/u4e30/u53f0/u533a "," 100108:/u77f3/u666f/u5c71/u533a "," 100109:/u95e8/u5934/u6c9f/ u533a "," 100110:/u623f/u5c71/u533a "," 100111:/u901a/u5dde/u533a "," 100112:/u987a/u4e49/u533a "," 100113:/u660c/ u5e73/u533a "," 100114:/u5927/u5174/u533a "," 100115:/u6000/u67d4/u533a "," 100116:/u5e73/u8c37/u533a "," 100201:/ U5BC6/U4E91/U53BF "," 100202:/U5EF6/U5E86/U53BF "], _city_2 = [" 200101:/u9ec4/u6d66/u533a "," 200102:/u5362/u6e7e/ u533a "," 200103:/u5f90/u6c47/u533a "," 200104:/u957f/u5b81/u533a "," 200105:/u9759/u5b89/u533a "," 200106:/u666e/u9640/u533a "," 200107:/u95f8/u5317/u533a "," 200108:/u8679/u53e3/u533a "," 200109:/u6768/ u6d66/u533a "," 200110:/u95f5/u884c/u533a "," 200111:/u5b9d/u5c71/u533a "," 200112:/u5609/u5b9a/u533a "," 200113:/ u6d66/u4e1c/u65b0/u533a "," 200114:/u91d1/u5c71/u533a "," 200115:/u677e/u6c5f/u533a "," 200116:/u9752/u6d66/u533a "," 200117:/u5357/u6c47/u533a "," 200118:/u5949/u8d24/u533a "," 200201:/U5D07/U660E/U53BF "], _City_3 = [" 300104:/u5357/ u5f00/u533a "," 300101:/u548c/u5e73/u533a "," 300102:/u6cb3/u4e1c/u533a "," 300103:/u6cb3/u897f/u533a "," 300105:/ u6cb3/u5317/u533a "," 300106:/u7ea2/u6865/u533a "," 300107:/u5858/u6cbd/u533a "," 300108:/u6c49/u6cbd/u533a "," 300109 :/u5927/u6e2f/u533a "," 300110:/u4e1c/u4e3d/u533a "," 300111:/u897f/u9752/u533a "," 300112:/u6d25/u5357/u533a "," 300113:/u5317/u8fb0/u533a "," 300114:/u6b66/u6e05/u533a "," 300115:/u5b9d/u577b/u533a "," 300201:/U5B81/U6CB3/U53BF " , "300202:/U9759/U6D77/U53BF", "300203:/U84DF/U53BF"], _city_4 = ["400101:/u4e07/u5dde/u533a", "400102:/u6daa/u9675/u533a "," 400103:/u6e1d/u4e2d/u533a "," 400104:/u5927/u6e21/u53e3/u533a "," 400105:/u6c5f/u5317/u533a " , "400106:/u6c99/u576a/u575d/u533a", "400107:/u4e5d/u9f99/u5761/u533a", "400108:/u5357/u5cb8/u533a", "400109:/ u5317/u789a/u533a "," 400110:/u4e07/u76db/u533a "," 400111:/u53cc/u6865/u533a "," 400112:/u6e1d/u5317/u533a "," 400113 :/u5df4/u5357/u533a "," 400114:/u9ed4/u6c5f/u533a "," 400115:/u957f/u5bff/u533a "," 400116:/u6c5f/u6d25/u533a "," 400117:/u5408/u5ddd/u533a "," 400118:/u6c38/u5ddd/u533a "," 400119:/u5357/u5ddd/u533a "," 400201:/U7DA6/U6C5F/U53BF " , "400202:/U6F7C/U5357/U53BF", "400203:/U94DC/U6881/U53BF", "400204:/U5927/U8DB3/U53BF", "400205:/u8363/u660c/ U53BF "," 400206:/U74A7/U5C71/U53BF "," 400207:/U6881/U5E73/U53BF "," 400208:/U57CE/U53E3/U53BF "," 400209:/u4e30/ U90FD/U53BF "," 400210:/U57AB/U6C5F/U53BF "," 400211:/U6B66/U9686/U53BF "," 400212:/U5FE0/U53BF "," 400213:/u5f00/ U53BF "," 400214:/U4E91/U9633/U53BF "," 400215:/U5949/U8282/U53BF "," 400216:/U5DEB/U5C71/U53BF "," 400217:/u5deb/U6EAA/U53BF "," 400218:/U77F3/U67F1/U571F/U5BB6/U65CF/U81EA/U6CBB/U53BF "," 400219:/u79c0/u5c71/u571f/u5bb6/u65cf/ U82D7/U65CF/U81EA/U6CBB/U53BF "," 400220:/U9149/U9633/U571F/U5BB6/U65CF/U82D7/U65CF/U81EA/U6CBB/U53BF "," 400221:/ U5F6D/U6C34/U82D7/U65CF/U571F/U5BB6/U65CF/U81EA/U6CBB/U53BF "], _city_5 = [" 150001:/u54c8/u5c14/u6ee8/u5e02 "," 150002:/u7ee5/u5316/u5e02 "," 150003:/u9f50/u9f50/u54c8/u5c14/u5e02 "," 150004:/u7261/u4e39/u6c5f/u5e02 "," 150005:/ U4f0a/u6625/u5e02 "," 150006:/u4f73/u6728/u65af/u5e02 "," 150007:/u9e21/u897f/u5e02 "," 150008:/u9e64/u5c97/u5e02 "," 150009:/u53cc/u9e2d/u5c71/u5e02 "," 150010:/u5927/u5e86/u5e02 "," 150011:/u4e03/u53f0/u6cb3/u5e02 "," 150012:/u9ed1/ U6cb3/u5e02 "," 150101:/u5927/u5174/u5b89/u5cad/u5730/u533a "], _city_6 = [" 130001:/u957f/u6625/u5e02 "," 130002:/ U5409/u6797/u5e02 "," 130003:/u56db/u5e73/u5e02 "," 130004:/u8fbd/u6e90/u5e02 "," 130005:/u901a/u5316/u5e02 "," 130006 :/u767d/u5c71/u5e02 "," 130007:/u677e/u539f/u5e02 "," 130008:/u767d/u57ce/u5e02 "," 130101:/u5ef6/u8fb9/U671d/u9c9c/u65cf/u81ea/u6cbb/u5dde "], _city_7 = [" 110001:/u6c88/u9633/u5e02 "," 110002:/u5927/u8fde/u5e02 "," 110003 :/u978d/u5c71/u5e02 "," 110004:/u629a/u987a/u5e02 "," 110005:/u672c/u6eaa/u5e02 "," 110006:/u4e39/u4e1c/u5e02 "," 110007:/u9526/u5dde/u5e02 "," 110008:/u8425/u53e3/u5e02 "," 110009:/u961c/u65b0/u5e02 "," 110010:/U8FBD/U9633/U5E02 " , "110011:/u76d8/u9526/u5e02", "110012:/u94c1/u5cad/u5e02", "110013:/u671d/u9633/u5e02", "110014:/u846b/u82a6/ U5c9b/u5e02 "], _city_8 = [" 250001:/u6d4e/u5357/u5e02 "," 250002:/u9752/u5c9b/u5e02 "," 250003:/u6dc4/u535a/u5e02 "," 250004:/u67a3/u5e84/u5e02 "," 250005:/u4e1c/u8425/u5e02 "," 250006:/u70df/u53f0/u5e02 "," 250007:/U6F4D/U574A/U5E02 " , "250008:/u6d4e/u5b81/u5e02", "250009:/u6cf0/u5b89/u5e02", "250010:/u5a01/u6d77/u5e02", "250011:/u65e5/u7167/ U5e02 "," 250012:/u83b1/u829c/u5e02 "," 250013:/u4e34/u6c82/u5e02 "," 250014:/u5fb7/u5dde/u5e02 "," 250015:/u804a/ U57ce/u5e02 "," 250016:/u6ee8/u5dde/u5e02 "," 250017:/u83cf/u6cfd/u5e02 "], _city_9 = [" 030001:/u592a/u539f/U5e02 "," 030002:/u5927/u540c/u5e02 "," 030003:/u9633/u6cc9/u5e02 "," 030004:/u957f/u6cbb/u5e02 "," 030005:/u664b/ U57ce/u5e02 "," 030006:/u6714/u5dde/u5e02 "," 030007:/u664b/u4e2d/u5e02 "," 030008:/u8fd0/u57ce/u5e02 "," 030009:/ U5ffb/u5dde/u5e02 "," 030010:/u4e34/u6c7e/u5e02 "," 030011:/u5415/u6881/u5e02 "], _city_10 = [" 710001:/u897f/u5b89/ U5e02 "," 710002:/u94dc/u5ddd/u5e02 "," 710003:/u5b9d/u9e21/u5e02 "," 710004:/u54b8/u9633/u5e02 "," 710005:/u6e2d/ U5357/u5e02 "," 710006:/u5ef6/u5b89/u5e02 "," 710007:/u6c49/u4e2d/u5e02 "," 710008:/u6986/u6797/u5e02 "," 710009:/ U5b89/u5eb7/u5e02 "," 710010:/u5546/u6d1b/u5e02 "], _city_11 = [" 050001:/u77f3/u5bb6/u5e84/u5e02 "," 050002:/u5510/ U5c71/u5e02 "," 050003:/u79e6/u7687/u5c9b/u5e02 "," 050004:/u90af/u90f8/u5e02 "," 050005:/u90a2/u53f0/u5e02 "," 050006 :/u4fdd/u5b9a/u5e02 "," 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430010:/u8346/u5dde/u5e02 "," 430011 :/u9ec4/u5188/u5e02 "," 430012:/u54b8/u5b81/u5e02 "," 430013:/u968f/u5dde/u5e02 "," 430014:/u4ed9/u6843/u5e02 "," 430015:/u6f5c/u6c5f/u5e02 "," 430016:/u5929/u95e8/u5e02 "," 430101:/u6069/u65bd/u571f/u5bb6/u65cf/u82d7/u65Cf/u81ea/u6cbb/u5dde "," 430102:/u795e/u519c/u67b6/u6797/u533a "], _city_14 = [" 430001:/u957f/u6c99/u5e02 "," 430002:/ U682a/u6d32/u5e02 "," 430003:/u6e58/u6f6d/u5e02 "," 430004:/u8861/u9633/u5e02 "," 430005:/u90b5/u9633/u5e02 "," 430006 :/u5cb3/u9633/u5e02 "," 430007:/u5e38/u5fb7/u5e02 "," 430008:/u5f20/u5bb6/u754c/u5e02 "," 430009:/U76CA/U9633/U5E02 " , "430010:/u90f4/u5dde/u5e02", "430011:/u6c38/u5dde/u5e02", "430012:/u6000/u5316/u5e02", "430013:/u5a04/u5e95/ U5e02 "," 430101:/u6e58/u897f/u571f/u5bb6/u65cf/u82d7/u65cf/u81ea/u6cbb/u5dde "], _city_15 = [" 570001:/u6d77/u53e3/ U5e02 "," 570002:/u4e09/u4e9a/u5e02 "," 570003:/u4e94/u6307/u5c71/u5e02 "," 570004:/u743c/u6d77/u5e02 "," 570005:/ U510b/u5dde/u5e02 "," 570006:/u6587/u660c/u5e02 "," 570007:/u4e07/u5b81/u5e02 "," 570008:/u4e1c/u65b9/u5e02 "], _City_ ["210001:/u5357/u4eac/u5e02", "210002:/u65e0/u9521/u5e02", "210003:/u5f90/u5dde/u5e02", "210004:/u5e38/u5dde/ U5e02 "," 210005:/u82cf/u5dde/u5e02 "," 210006:/u5357/u901a/u5e02 "," 210007:/u8fde/u4e91/u6e2f/u5e02 "," 210008:/u6dee/u5b89/u5e02 "," 210009:/u76d0/u57ce/u5e02 "," 210010:/u626c/u5dde/u5e02 "," 210011:/u9547/u6c5f/ U5e02 "," 210012:/u6cf0/u5dde/u5e02 "," 210013:/u5bbf/u8fc1/u5e02 "], _city_17 = [" 330001:/u5357/u660c/u5e02 "," 330002 :/u666f/u5fb7/u9547/u5e02 "," 330003:/u840d/u4e61/u5e02 "," 330004:/u4e5d/u6c5f/u5e02 "," 330005:/U65B0/U4F59/U5E02 " , "330006:/u9e70/u6f6d/u5e02", "330007:/u8d63/u5dde/u5e02", "330008:/u5409/u5b89/u5e02", "330009:/u5b9c/u6625/ U5e02 "," 330010:/u629a/u5dde/u5e02 "," 330011:/u4e0a/u9976/u5e02 "], _city_18 = [" 510001:/u5e7f/u5dde/u5e02 "," 510002 :/u97f6/u5173/u5e02 "," 510003:/u6df1/u5733/u5e02 "," 510004:/u73e0/u6d77/u5e02 "," 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"," 230006:/u6dee/u5317/u5e02 "," 230007:/u94dc/u9675/u5e02 "," 230008:/u5b89/u5e86/u5e02 "," 230010:/ U9ec4/u5c71/u5e02 "," 230010:/u6ec1/u5dde/u5e02 "," 230011:/u961c/u9633/u5e02 "," 230012:/u5bbf/u5dde/u5e02 "," 230013 :/u5de2/u6e56/u5e02 "," 230014:/u516d/u5b89/u5e02 "," 230015:/u4eb3/u5dde/u5e02 "," 230016:/u6c60/u5dde/u5e02 "," 230017:/u5ba3/u57ce/u5e02 "], _city_30 = [" 310001:/u676d/u5dde/u5e02 "," 310002:/u5b81/u6ce2/u5e02 "," 310003:/u6e29/ U5dde/u5e02 "," 310004:/u5609/u5174/u5e02 "," 310005:/u6e56/u5dde/u5e02 "," 310006:/u7ecd/u5174/u5e02 "," 310007:/u91d1/u534e/u5e02 "," 310008:/u8862/u5dde/u5e02 "," 310009:/u821f/u5c71/u5e02 "," 310010:/u53f0/u5dde/u5e02 "," 310011:/u4e3d/u6c34/u5e02 "], _city_31 = [" 360001:/u798f/u5dde/u5e02 "," 360002:/u53a6/u95e8/u5e02 "," 360003:/u8386/ U7530/u5e02 "," 360004:/u4e09/u660e/u5e02 "," 360005:/u6cc9/u5dde/u5e02 "," 360006:/u6f33/u5dde/u5e02 "," 360007:/ U5357/u5e73/u5e02 "," 360008:/u9f99/u5ca9/u5e02 "," 360009:/U5B81/U5FB7/U5E02 "]; function $ ($) {return typeof ($) = = "string"? document.getElementById ($): $} var provincecitycomponent = new Object (), Comprovinceelementid = 0, Comcityelementid = 0; Provincecitycomponent.init = function (c, I) {comprovinceelementid = c; comcityelementid = I; var B = ["/u5317/u4eac", "/U 4e0a/u6d77 ","/u5929/u6d25 ","/u91cd/u5e86 ","/u9ed1/u9f99/u6c5f ","/u5409/u6797 ","/u8fbd/u5b81 ","/u5c71/u4e1c "," u5c71/u897f ","/u9655/u897f ","/u6cb3/u5317 ","/u6cb3/u5357 ","/u6e56/u5317 ","/u6e56/u5357 ","/u6d77/u5357 ","/u6c5f /U82CF ","/u6c5f/u897f ","/u5e7f/u4e1c ","/u5e7f/u897f ","/u4e91/u5357", "/u8d35/u5dde", "/u56db/u5ddd", "/u5185/u8499/u53e4", "/u5b81/u590f", "/u7518/u8083", "/u9752/u6d77" , "/U897F/U85CF", "/u65b0/u7586", "/U5B89/U5FBD", "/u6d59/u6c5f", "/u798f/u5efa"], _ = $ (comprovinceelementid), D = _.sel Ectedindex, A = _.options, E = a.length; if (D >= 0) {try {for (var H = E; H > 1; h--) _.remove (H-1); E = A.length; for (H = 0; H < B.length; h++) {var G = document.createelement ("option"); _.options.add (g); G.value = H + 1; G.text = B[h].tostring ()} catch (F) {alert ("[init]" + F.message)}} window.attachevent? $ (c). attachevent ("onchange", Provincecitycomponent.createcitylist): $ (c). AddEventListener ("Change", Provincecitycomponent.createcitylist, False)}; Provincecitycomponent.createcitylist = function (e) {var provinceselectedindex = $ (comprovinceelementid). SelectedIndex; if (provinceselectedindex >= 1 && provinceselectedindex <=) {try {var Cityarr = eval ("_city_" + provinc Eselectedindex), Cityarrlen = CITYARR.LEngth, Ocityselect = $ (comcityelementid), Ocoll = ocityselect.options, Ocolllen = ocoll.length; for (var i = Ocolllen i > 1; i--) Ocityselect.remove (i-1); Ocolllen = Ocoll.length; var subarr = []; for (var j = 0; J < Cityarrlen J + +) {var ooption = document.createelement ("option"); OCitySelect.options.add (ooption) ; Subarr = Cityarr[j].split (":"); Ooption.value = Subarr[0].tostring (); Ooption.text = Subarr[1].tostring ()} catch (e) {alert ("[citylist]" + e.message)}} else if (Provinceselectedindex ; 0) {try {Cityarr = eval ("_city_" + provinceselectedindex), Cityarrlen = cityarr.length, Ocityselect = $ (comcityelementid ), Ocoll = ocityselect.options, Ocolllen = ocoll.length; for (i = Ocolllen i > 1; i--) Ocityselect.remove (i-1); Ocolllen = Ocoll.length; Subarr = []; for (j = 0; J < Cityarrlen; J + +) {ooption = document.createelement ("option"); OCitySelect.options.add (ooption); Subarr = Cityarr[j].split (":"); Ooption.value = Subarr[0].tostring (); Ooption.text =Subarr[1].tostring ()} catch (e) {alert ("[citylist]" + E.message)}} </script> </head> ;body> <label for= "province" > Province </label><select id= "province" ><option value= "0" > Please select Province </option></select> <label for= "City" > </label><select id= "Cities" ><option value= "0" > Please select City </option></select> </body> </html> <script type= "text/ JavaScript "> //<! [cdata[ Provincecitycomponent.init ("Province", "City"); //]]> </script> Start building with 50+ products and up to 12 months usage for Elastic Compute Service
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