{"id":1725,"date":"2011-06-30T21:22:33","date_gmt":"2011-06-30T13:22:33","guid":{"rendered":"http:\/\/www.zhangxinxu.com\/wordpress\/?p=1725"},"modified":"2018-01-02T00:06:20","modified_gmt":"2018-01-01T16:06:20","slug":"%e6%b5%8f%e8%a7%88%e5%99%a8%e5%9c%b0%e7%90%86%e4%bd%8d%e7%bd%aegeolocation-api-%e7%ae%80%e4%bb%8b","status":"publish","type":"post","link":"https:\/\/www.zhangxinxu.com\/wordpress\/2011\/06\/%e6%b5%8f%e8%a7%88%e5%99%a8%e5%9c%b0%e7%90%86%e4%bd%8d%e7%bd%aegeolocation-api-%e7%ae%80%e4%bb%8b\/","title":{"rendered":"\u6d4f\u89c8\u5668\u5730\u7406\u4f4d\u7f6e(Geolocation)API \u7b80\u4ecb"},"content":{"rendered":"<p>by <a href=\"http:\/\/www.zhangxinxu.com\/\">zhangxinxu<\/a> from <a href=\"http:\/\/www.zhangxinxu.com\/\">http:\/\/www.zhangxinxu.com<\/a><br \/>\n\u672c\u6587\u5730\u5740\uff1a<a href=\"http:\/\/www.zhangxinxu.com\/wordpress\/?p=1725\">http:\/\/www.zhangxinxu.com\/wordpress\/?p=1725<\/a><\/p>\n<h3>\u4e00\u3001\u5f00\u7bc7\u7b80\u8ff0<\/h3>\n<p>Geolocation API\uff08\u5730\u7406\u4f4d\u7f6e\u5e94\u7528\u7a0b\u5e8f\u63a5\u53e3\uff09\u63d0\u4f9b\u4e86\u4e00\u4e2a\u53ef\u4ee5\u51c6\u786e\u77e5\u9053\u6d4f\u89c8\u5668\u7528\u6237\u5f53\u524d\u4f4d\u7f6e\u7684\u65b9\u6cd5\u3002\u4e14\u76ee\u524d\u770b\u6765\u6d4f\u89c8\u5668\u7684\u652f\u6301\u60c5\u51b5\u8fd8\u7b97\u4e0d\u9519\uff08\u56e0\u4e3a\u65b0\u7248\u672c\u7684IE\u652f\u6301\u4e86\u8be5API\uff09\uff0c\u8fd9\u4f7f\u5f97\u5728\u4e0d\u4e45\u4e4b\u540e\u5c31\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e00\u6d4f\u89c8\u5668\u5185\u7f6e\u7684API\u4e86\u3002\u8be5API\u63a5\u53e3\u63d0\u4f9b\u7684\u7528\u6237\u5730\u7406\u4f4d\u7f6e\u4fe1\u606f\u8fd8\u7b97\u86ee\u8be6\u7ec6\u7684\uff0c\u7ecf\u7eac\u5ea6\u554a\uff0c\u6d77\u62d4\u554a\uff0c\u7cbe\u786e\u5ea6\uff0c\u79fb\u52a8\u901f\u5ea6\u554a\u90fd\u662f\u53ef\u4ee5\u83b7\u53d6\u7684\u3002<\/p>\n<p>\u636e\u6211\u4e2a\u4eba\u7684\u4e86\u89e3\uff0c\u5176\u4f4d\u7f6e\u7684\u83b7\u53d6\u662f\u901a\u8fc7\u6536\u96c6\u7528\u6237\u5468\u56f4\u7684\u65e0\u7ebf\u70ed\u70b9\u548c\u60a8 PC \u7684 IP \u5730\u5740\u3002\u7136\u540e\u6d4f\u89c8\u5668\u628a\u8fd9\u4e9b\u4fe1\u606f\u53d1\u9001\u7ed9\u9ed8\u8ba4\u7684\u4f4d\u7f6e\u5b9a\u4f4d\u670d\u52a1\u63d0\u4f9b\u8005\uff0c\u4e5f\u5c31\u662f\u8c37\u6b4c\u4f4d\u7f6e\u670d\u52a1\uff0c\u7531\u5b83\u6765\u8ba1\u7b97\u60a8\u7684\u4f4d\u7f6e\u3002\u6700\u540e\u7528\u6237\u7684\u4f4d\u7f6e\u4fe1\u606f\u5c31\u5728\u60a8\u8bf7\u6c42\u7684\u7f51\u7ad9\u4e0a\u88ab\u5171\u4eab\u51fa\u6765\u3002<\/p>\n<p>Geolocation\u8fd8\u4e0d\u662fHTML5\u89c4\u8303\u7684\u4e00\u90e8\u5206\uff0c\u4e0d\u8fc7<a href=\"http:\/\/dev.w3.org\/geo\/api\/spec-source.html\">W3C<\/a>\u4e3a\u5176\u72ec\u7acb\u51fa\u4e86\u4e00\u4efd\u8be6\u7ec6\u7684\u89c4\u8303\uff0c\u56e0\u6b64\uff0c\u8be5API\u7684\u8840\u7edf\u8fd8\u7b97\u6bd4\u8f83\u7eaf\u6b63\uff0c\u6765\u8def\u6bd4\u8f83\u6e05\u767d\u3002<\/p>\n<h3>\u4e8c\u3001\u6d4f\u89c8\u5668\u7684\u652f\u6301\u60c5\u51b5<\/h3>\n<p>\u76ee\u524dW3C\u5730\u7406\u4f4d\u7f6eAPI\u88ab\u4ee5\u4e0b\u684c\u9762\u6d4f\u89c8\u5668\u652f\u6301\uff1a<\/p>\n<ul>\n<li>Firefox 3.5+<\/li>\n<li>Chrome 5.0+<\/li>\n<li>Safari 5.0+<\/li>\n<li>Opera 10.60+<\/li>\n<li>Internet Explorer 9.0+<\/li>\n<\/ul>\n<p>W3C\u5730\u7406\u4f4d\u7f6eAPI\u8fd8\u53ef\u4ee5\u88ab\u624b\u673a\u8bbe\u5907\u6240\u652f\u6301\uff0c\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li>Android 2.0+<\/li>\n<li>iPhone 3.0+<\/li>\n<li>Opera Mobile 10.1+<\/li>\n<li>Symbian (S60 3rd &amp; 5th generation)<\/li>\n<li>Blackberry OS 6<\/li>\n<li>Maemo<\/li>\n<\/ul>\n<h3>\u4e09\u3001\u6570\u636e\u4fdd\u62a4<\/h3>\n<p>\u663e\u7136\uff0c\u5730\u7406\u4f4d\u7f6e\u5c5e\u4e8e\u7528\u6237\u7684\u9690\u79c1\u4fe1\u606f\u4e4b\u4e00\uff0c\u5c24\u5176\u5728\u505a\u4e00\u4e9b\u9690\u6666\u7684\u4e8b\u60c5\u65f6\u5019\uff0c\u4f8b\u5982\u80cc\u7740\u8001\u5a46\u53bb\u89c1EX\uff0c\u53bb\u96c5\u5178\u7687\u5bab\u505a\u6309\u6469\u3002\u56e0\u6b64\u6d4f\u89c8\u5668\u4e0d\u4f1a\u76f4\u63a5\u628a\u7528\u6237\u7684\u5730\u7406\u4f4d\u7f6e\u4fe1\u606f\u5448\u73b0\u51fa\u6765\u7684\uff0c\u5f53\u9700\u8981\u83b7\u53d6\u7528\u6237\u5730\u7406\u4f4d\u7f6e\u4fe1\u606f\u7684\u65f6\u5019\uff0c\u6d4f\u89c8\u5668\u4f1a\u8be2\u95ee\u7528\u6237\uff0c\u662f\u5426\u613f\u610f\u900f\u9732\u81ea\u5df1\u7684\u5730\u7406\u4f4d\u7f6e\u4fe1\u606f\uff0c\u5982\u4e0b\u622a\u56fe\u6240\u793a\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" alt=\"FireFox\u4e0b\u662f\u5426\u613f\u610f\u5171\u4eab\u5730\u5740\u4f4d\u7f6e\u4fe1\u606f \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" src=\"http:\/\/image.zhangxinxu.com\/image\/blog\/201106\/2011-06-30_174041.png\" title=\"FireFox\u4e0b\u662f\u5426\u613f\u610f\u5171\u4eab\u5730\u5740\u4f4d\u7f6e\u4fe1\u606f \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" class=\"alignnone\" width=\"522\" height=\"262\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"IE9\u4e0b\u662f\u5426\u5171\u4eab\u7269\u7406\u4f4d\u7f6e \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" src=\"http:\/\/image.zhangxinxu.com\/image\/blog\/201106\/2011-06-30_175040.png\" title=\"IE9\u4e0b\u662f\u5426\u5171\u4eab\u7269\u7406\u4f4d\u7f6e \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" class=\"alignnone\" width=\"523\" height=\"128\" \/><\/p>\n<p>\u5982\u679c\u4f60\u9009\u62e9\u4e0d\u5171\u4eab\uff0c\u5219\u6d4f\u89c8\u5668\u4e0d\u4f1a\u505a\u4efb\u4f55\u4e8b\u60c5\u3002<\/p>\n<p>\u5982\u679c\u4f60\u4e00\u4e0d\u5c0f\u5fc3\u5bf9\u67d0\u4e2a\u7ad9\u70b9\u5171\u4eab\u4e86\u5730\u7406\u4f4d\u7f6e\uff0c\u53ef\u4ee5\u968f\u65f6\u5c06\u5176\u53d6\u6d88\u7684\uff0c\u65b9\u6cd5\u5982\u4e0b\uff1a<br \/>\n\u5bf9\u4e8eIE9\u6d4f\u89c8\u5668\uff0cInternet\u9009\u9879 \u2192 \u9690\u79c1 \u2192 \u4f4d\u7f6e\uff08\u6e05\u9664\u7ad9\u70b9\uff09\uff0c\u5982\u4e0b\u622a\u56fe\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" alt=\"IE\u6e05\u9664\u5171\u4eab\u4f4d\u7f6e \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" src=\"http:\/\/image.zhangxinxu.com\/image\/blog\/201106\/2011-06-30_175851.png\" title=\"IE\u6e05\u9664\u5171\u4eab\u4f4d\u7f6e \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" class=\"alignnone\" width=\"437\" height=\"380\" \/><\/p>\n<p>\u5bf9\u4e8eFireFox\u6d4f\u89c8\u5668\uff0c\u65b9\u6cd5\u5982\u4e0b\uff1a<br \/>\n\u70b9\u51fb\u5730\u5740\u680f\u524d\u9762\u7684\u7f51\u7ad9\u5c0f\u56fe\u6807 \u2192 \u70b9\u51fb\u66f4\u591a\u4fe1\u606f \u2192 \u6743\u9650 \u2192 \u5171\u4eab\u65b9\u4f4d\u4fe1\u606f \u2192 \u963b\u6b62\uff0c\u5177\u4f53\u6b65\u9aa4\u53c2\u89c1\u4e0b\u9762\u51e0\u5f20\u622a\u56fe\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" alt=\"FireFox\u6d4f\u89c8\u5668\u53d6\u6d88\u4f4d\u7f6e\u5171\u4eab\u6b65\u9aa4\u56fe \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" src=\"http:\/\/image.zhangxinxu.com\/image\/blog\/201106\/2011-06-30_180236.png\" title=\"FireFox\u6d4f\u89c8\u5668\u53d6\u6d88\u4f4d\u7f6e\u5171\u4eab\u6b65\u9aa4\u56fe\" class=\"alignnone\" width=\"388\" height=\"201\" \/><br \/>\n<img loading=\"lazy\" decoding=\"async\" alt=\"FireFox\u6d4f\u89c8\u5668\u53d6\u6d88\u5730\u7406\u4f4d\u7f6e\u5171\u4eab\u6b65\u9aa42 \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" src=\"http:\/\/image.zhangxinxu.com\/image\/blog\/201106\/2011-06-30_180446.png\" title=\"FireFox\u6d4f\u89c8\u5668\u53d6\u6d88\u5730\u7406\u4f4d\u7f6e\u5171\u4eab\u6b65\u9aa42\" class=\"alignnone\" width=\"614\" height=\"514\" \/><\/p>\n<p>\u5982\u679c\u662fChrome\u6d4f\u89c8\u5668\u7684\u8bdd\u76f4\u63a5\u70b9\u51fb\u5730\u5740\u680f\u53f3\u8fb9\u957f\u5f97\u50cf\u8f6e\u8239\u65b9\u5411\u76d8\u4e00\u6837\u7684\u5c0f\u56fe\u6807\u5c31\u4f1a\u770b\u5230\u53ef\u4ee5\u53d6\u6d88\u5730\u7406\u4f4d\u7f6e\u7684\u5c0f\u6846\u6846\u4e86\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" alt=\"Chrome\u6d4f\u89c8\u5668\u6e05\u9664\u7528\u6237\u5730\u5740\u4f4d\u7f6e\u4fe1\u606f \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" src=\"http:\/\/image.zhangxinxu.com\/image\/blog\/201106\/2011-06-30_180744.png\" title=\"Chrome\u6d4f\u89c8\u5668\u6e05\u9664\u7528\u6237\u5730\u5740\u4f4d\u7f6e\u4fe1\u606f\" class=\"alignnone\" width=\"321\" height=\"229\" \/><\/p>\n<h3>\u56db\u3001\u5730\u7406\u4f4d\u7f6e\u8d44\u6e90<\/h3>\n<p>\u4e3a\u83b7\u53d6\u7528\u6237\u7684\u5730\u7406\u4f4d\u7f6e\u4fe1\u606f\uff0c\u9700\u8981\u4f7f\u7528\u591a\u4e2a\u8d44\u6e90\uff0c\u4e0d\u540c\u8d44\u6e90\u7684\u5bf9\u4f4d\u7f6e\u7cbe\u786e\u5ea6\u7684\u8d21\u732e\u662f\u4e0d\u4e00\u6837\u7684\u3002\u5bf9\u4e8e\u684c\u9762\u6d4f\u89c8\u5668\uff0c\u901a\u5e38\u4f7f\u7528WiFi(\u8bef\u5dee20\u7c73)\uff0c\u6216\u8005IP\u4f4d\u7f6e\uff08\u8fd9\u53d7\u57ce\u5e02\u7684\u6863\u6b21\u5f71\u54cd\uff0c\u4f1a\u51fa\u9519\uff09\u3002\u5bf9\u4e8e\u624b\u673a\u8bbe\u5907\u503e\u5411\u4e8e\u4f7f\u7528\u6d4b\u91cf\u5b66\u6280\u672f\uff0c\u4f8b\u5982GPS\uff08\u8bef\u5dee10\u7c73\uff0c\u53ea\u80fd\u5728\u6237\u5916\u4f7f\u7528\uff09\uff0cWiFi\u6216\u8005\u662fGSM\/CDMA\u7684\u7ad9\u70b9\u7684ID\uff08\u8bef\u5dee\u67091000\u7c73\uff09\u3002<\/p>\n<h3>\u4e94\u3001API\u7684\u4f7f\u7528<\/h3>\n<p>\u5728\u4f7f\u7528\u5730\u7406\u4f4d\u7f6eAPI\u4e4b\u524d\u9996\u5148\u8981\u68c0\u6d4b\u6d4f\u89c8\u5668\u662f\u5426\u652f\u6301\uff0c\u5982\u4e0b\u6d4b\u8bd5\u4ee3\u7801\uff1a<\/p>\n<div class=\"zxx_code\">\n<pre>if (navigator.geolocation) {\n  \/\/ \u60f3\u5e72\u561b\u5c31\u5e72\u561b\n}<\/pre>\n<\/div>\n<p>\u5f53\u7136\uff0c\u8fd9\u4e2a<code>if<\/code>\u5224\u65ad\u4e5f\u80fd\u7528\u6765\u8fdb\u884c\u6d4f\u89c8\u5668\u7684\u5224\u65ad\uff0c\u53ef\u4ee5\u533a\u5206IE6~8\u6d4f\u89c8\u5668\u4e0eIE9\u548c\u5176\u4ed6\u73b0\u4ee3\u6d4f\u89c8\u5668\u3002\u8fd9\u5728\u6211\u4eec\u4f7f\u7528\u67d0\u4e9bCSS3\u5c5e\u6027\u65f6\u975e\u5e38\u6709\u7528\uff0c\u68c0\u6d4b\u6d4f\u89c8\u5668\u662f\u5426\u652f\u6301\u67d0\u4e9bCSS3\u5c5e\u6027\u76f8\u5bf9\u6bd4\u8f83\u9ebb\u70e6\uff0c\u53ef\u4ee5\u6298\u4e2d\u4e0b\uff0c\u5373\u5728\u77e5\u9053\u6d4f\u89c8\u5668\u5bf9\u8be5CSS3\u5c5e\u6027\u7684\u652f\u6301\u60c5\u51b5\u4e0b\u68c0\u6d4b\u6d4f\u89c8\u5668\uff0c\u4e00\u822c\u800c\u8a00\u5c31\u662f\u533a\u5206\u533a\u5206IE6~8\u6d4f\u89c8\u5668\u548c\u5176\u4ed6\u6d4f\u89c8\u5668\uff0c\u8fd9\u6b63\u597d\u4e0e<code>navigator.geolocation<\/code>\u7684\u68c0\u6d4b\u662f\u4e00\u81f4\u7684\u3002<\/p>\n<p>\u901a\u8fc7\u8fd9\u4e2aAPI\uff0c\u6211\u4eec\u6709\u4e24\u4e2a\u65b9\u6cd5\u53d8\u91cf\u53ef\u4ee5\u7528\u6765\u83b7\u53d6\u7528\u6237\u7684\u5730\u7406\u4f4d\u7f6e\uff1a<br \/>\n<strong>getCurrentPosition\u548cwatchPosition<\/strong><\/p>\n<p>\u8fd9\u4e24\u4e2a\u65b9\u6cd5\u53c2\u6570\u4e00\u81f4\uff0c\u652f\u6301\u4e09\u4e2a\u53c2\u6570\uff0c\u62ff<code>getCurrentPosition<\/code>\u4e3e\u4f8b\uff0c<code>navigator.geolocation.getCurrentPosition(successCallback, errorCallback, options)<\/code>\u3002<\/p>\n<p>\u5176\u4e2d\uff0c<code>successCallback<\/code>\u4e3a\u65b9\u6cd5\u6210\u529f\u7684\u56de\u8c03\uff0c\u6b64\u53c2\u6570\u5fc5\u987b\uff1b<br \/>\n<code>errorCallback<\/code>\u4e3a\u65b9\u6cd5\u5931\u8d25\u65f6\u5019\u7684\u56de\u8c03\uff0c\u6b64\u53c2\u6570\u53ef\u9009\uff1b<br \/>\n<code>option<\/code>\u53c2\u6570\u4e3a\u989d\u5916\u53c2\u6570\uff0c\u4e5f\u662f\u53ef\u9009\u53c2\u6570\uff0c\u5bf9\u8c61\u3002<code>option<\/code>\u53c2\u6570\u652f\u6301\u4e09\u4e2a\u53ef\u9009\u53c2\u6570API\uff0c\u4e3a\uff1a<code>enableHighAccuracy, timeout, maximumAge<\/code>.<br \/>\n1. <code>enableHighAccuracy<\/code>\u53c2\u6570\u8868\u793a\u662f\u5426\u9ad8\u7cbe\u5ea6\u53ef\u7528\uff0c\u4e3aBoolean\u7c7b\u578b\uff0c\u9ed8\u8ba4\u4e3afalse\uff0c\u5982\u679c\u5f00\u542f\uff0c\u54cd\u5e94\u65f6\u95f4\u4f1a\u53d8\u6162\uff0c\u540c\u65f6\uff0c\u5728\u624b\u673a\u8bbe\u5907\u4e0a\u4f1a\u7528\u6389\u66f4\u591a\u7684\u6d41\u91cf\uff0c\u4e5f\u5c31\u662fmoney\u4e86\u3002<br \/>\n2. <code>timeout<\/code>\u53c2\u6570\u8868\u793a\u7b49\u5f85\u54cd\u5e94\u7684\u6700\u5927\u65f6\u95f4\uff0c\u9ed8\u8ba4\u662f0\u6beb\u79d2\uff0c\u8868\u793a\u65e0\u7a77\u65f6\u95f4\u3002<br \/>\n3. <code>maximumAge<\/code>\u8868\u793a\u5e94\u7528\u7a0b\u5e8f\u7684\u7f13\u5b58\u65f6\u95f4\u3002\u5355\u4f4d\u6beb\u79d2\uff0c\u9ed8\u8ba4\u662f0\uff0c\u610f\u5473\u7740\u6bcf\u6b21\u8bf7\u6c42\u90fd\u662f\u7acb\u5373\u53bb\u83b7\u53d6\u4e00\u4e2a\u5168\u65b0\u7684\u5bf9\u8c61\u5185\u5bb9\u3002<\/p>\n<p>\u5728\u4ecb\u7ecd<code>getCurrentPosition<\/code>\u548c<code>watchPosition<\/code>\u65b9\u6cd5\u4e4b\u95f4\u7684\u5dee\u5f02\u4e4b\u524d\u5148\u8bb2\u4e00\u4e0b<code>clearWatch<\/code>\u65b9\u6cd5\u3002<code>clearWatch<\/code>\u65b9\u6cd5\u503c\u63a5\u53d7\u4e00\u4e2a\u53c2\u6570\uff0c\u8fd9\u662f\u53c2\u6570\u662f\u7531<code>watchPosition<\/code>\u65b9\u6cd5\u8fd4\u56de\u7684<code>watchID<\/code>\u3002<\/p>\n<p>\u73b0\u5728\uff0c\u8bb2\u5dee\u5f02\u3002<code>getCurrentPosition<\/code>\u65b9\u6cd5\u5c5e\u4e8e\u4e00\u6b21\u6027\u53d6\u7528\u6237\u7684\u5730\u7406\u4f4d\u7f6e\u4fe1\u606f\uff0c\u800c<code>watchPosition<\/code>\u65b9\u6cd5\u5219\u4e0d\u505c\u5730\u53d6\u7528\u6237\u7684\u5730\u7406\u4f4d\u7f6e\u4fe1\u606f\uff0c\u4e0d\u505c\u5730\u66f4\u65b0\u7528\u6237\u7684\u4f4d\u7f6e\u4fe1\u606f\uff0c\u8fd9\u5728\u6211\u4eec\u5f00\u6c7d\u8f66\u7684\u65f6\u5019\u5b9e\u65f6\u83b7\u77e5\u81ea\u5df1\u7684\u4f4d\u7f6e\u5c31\u663e\u5f97\u6bd4\u8f83\u53d7\u7528\u4e86\u3002<code>watchPosition<\/code>\u65b9\u6cd5\u53ef\u4ee5\u901a\u8fc7<code>watchPosition<\/code>\u65b9\u6cd5\u505c\u6389\uff08\u505c\u6b62\u4e0d\u65ad\u66f4\u65b0\u7528\u6237\u5730\u7406\u4f4d\u7f6e\u4fe1\u606f\uff09\uff0c\u65b9\u6cd5\u5c31\u662f\u4f20\u9012<code>watchPosition<\/code>\u65b9\u6cd5\u8fd4\u56de\u7684<code>watchID<\/code>\u4e86\u3002<\/p>\n<p>\u5f53\u7528\u6237\u7684\u4f4d\u7f6e\u88ab\u8fd4\u56de\u7684\u65f6\u5019\uff0c\u4f1a\u85cf\u5728\u4e00\u4e2a\u4f4d\u7f6e\u5bf9\u8c61\u4e2d\uff0c\u8be5\u5bf9\u8c61\u5305\u62ec\u4e00\u4e9b\u5c5e\u6027\uff0c\u5177\u4f53\u89c1\u4e0b\u8868\uff1a<\/p>\n<table width=\"400\" border=\"0\" cellspacing=\"1\" cellpadding=\"0\" class=\"params_table\">\n<tr>\n<th scope=\"col\">\u5c5e\u6027<\/th>\n<th scope=\"col\">\u91ca\u4e49<\/th>\n<\/tr>\n<tr>\n<td>coords.latitude<\/td>\n<td>\u7eac\u5ea6\u6570\u503c<\/td>\n<\/tr>\n<tr>\n<td>coords.longitude<\/td>\n<td>\u7ecf\u5ea6\u6570\u503c<\/td>\n<\/tr>\n<tr>\n<td>coords.altitude<\/td>\n<td>\u53c2\u8003\u692d\u7403\u4e4b\u4e0a\u7684\u9ad8\u5ea6<\/td>\n<\/tr>\n<tr>\n<td>coords.accuracy<\/td>\n<td>\u7cbe\u786e\u5ea6<\/td>\n<\/tr>\n<tr>\n<td>coords.altitudeAccuracy<\/td>\n<td>\u9ad8\u5ea6\u7684\u7cbe\u786e\u5ea6<\/td>\n<\/tr>\n<tr>\n<td>coords.heading<\/td>\n<td>\u8bbe\u5907\u6b63\u5317\u987a\u65f6\u9488\u524d\u8fdb\u7684\u65b9\u4f4d<\/td>\n<\/tr>\n<tr>\n<td>coords.speed<\/td>\n<td>\u8bbe\u5907\u5916\u90e8\u73af\u5883\u7684\u79fb\u52a8\u901f\u5ea6(m\/s)<\/td>\n<\/tr>\n<tr>\n<td>timestamp<\/td>\n<td>\u5f53\u4f4d\u7f6e\u6355\u83b7\u5230\u65f6\u7684\u65f6\u95f4\u6233<\/td>\n<\/tr>\n<\/table>\n<p>\u4e0a\u9762\u8fd9\u4e9b\u5c5e\u6027\u4e2d\u53ea\u6709<code>coords.latitude<\/code>, <code>coords.longitude<\/code>\u548c<code>coords.accuracy<\/code>\u94c1\u5b9a\u4f1a\u6709\u4e1c\u897f\u8fd4\u56de\u7684\uff0c\u81f3\u4e8e\u5176\u4ed6\u5c5e\u6027\u5f88\u53ef\u80fd\u8fd4\u56de\u7684\u5c31\u662f<code>null<\/code>\u3002\u73b0\u5728\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u5e94\u7528\u8bf8\u5982\u8fd9\u91cc\u8fd4\u56de\u7684\u7ecf\u7eac\u5ea6\u5728Google\u5730\u56fe\u4e0a\u6807\u51fa\u81ea\u5df1\u7684\u4f4d\u7f6e\u3002<\/p>\n<h3>\u516d\u3001\u4f7f\u7528\u5b9e\u4f8b<\/h3>\n<p>\u73b0\u5728\u4e3e\u4e00\u4e2a\u5e94\u7528Geolocation API\u7684\u4f8b\u5b50\uff0c\u5e94\u7528\u7684\u662f<code>getCurrentPosition<\/code>\uff0c\u663e\u793a\u5f53\u524d\u4f60\u5728\u5730\u56fe\u4e0a\u7684\u4f4d\u7f6e\u3002<\/p>\n<p>\u60a8\u53ef\u4ee5\u72e0\u72e0\u5730\u70b9\u51fb\u8fd9\u91cc\uff1a<a class=\"a_link\" target=\"_blank\" href=\"http:\/\/www.zhangxinxu.com\/study\/201106\/geolocation-get-position.html\">Google\u5730\u56fe\u663e\u793a\u60a8\u5f53\u524d\u4f4d\u7f6edemo<\/a><\/p>\n<p>\u4e0b\u56fe\u4e3a\u663e\u793a\u7684\u6211\u5f53\u524d\u5199\u8be5\u6587\u7ae0\u65f6\u7684\u5730\u7406\u4f4d\u7f6e\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" alt=\"demo\u5730\u56fe\u4f4d\u7f6e\u622a\u56fe \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" src=\"http:\/\/image.zhangxinxu.com\/image\/blog\/201106\/2011-06-30_180744.png\" title=\"demo\u5730\u56fe\u4f4d\u7f6e\u622a\u56fe \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" class=\"alignnone\" width=\"321\" height=\"229\" \/><\/p>\n<p>\u70b9\u51fb\u4e2d\u95f4\u7684\u5706\u6ce1\u6ce1\u7684\u56fe\u6807\uff0c\u4f1a\u663e\u793a\u7528\u6237\u60a8\u5f53\u524d\u7ecf\u7eac\u5ea6\uff0c\u65f6\u95f4\u6233\u554a\u7b49\uff0c\u4f8b\u5982\u4e0b\u56fe\u6240\u793a\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" alt=\"\u5f53\u524d\u7528\u6237\u7684\u4e00\u4e9b\u4fe1\u606f \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" src=\"http:\/\/image.zhangxinxu.com\/image\/blog\/201106\/2011-06-30_210927.png\" title=\"\u5f53\u524d\u7528\u6237\u7684\u4e00\u4e9b\u4fe1\u606f \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" class=\"alignnone\" width=\"492\" height=\"242\" \/><\/p>\n<p>\u4e0d\u8fc7\uff0c\u8bf4\u5b9e\u8bdd\uff0c\u8fd9\u8ddd\u79bb\u7684\u8bef\u5dee\u7edd\u4e0d\u662f\u53ea\u67091000m\uff0c\u4f30\u8ba1\u81f3\u5c11\u67092000~3000m\uff0c\u6211\u5728\u6d66\u4e1c\u65b0\u533a\uff0c\u9ec4\u6d66\u6c5f\u8fd9\u8fb9\uff0c\u4f46\u662f\u5176\u5374\u628a\u6211\u653e\u5230\u4e86\u6c5f\u7684\u53e6\u4e00\u8fb9\u3002<\/p>\n<p><strong>\u63d0\u793a\uff1a<\/strong>\u8981\u60f3\u770b\u5230\u6548\u679c\uff0c\u9700\u8981\u4f7f\u7528\u975eIE6\/IE7\/IE8\u6d4f\u89c8\u5668\uff0c\u5426\u5219\uff0c\u53ea\u4f1a\u770b\u5230\u4e00\u884c\u6587\u5b57\u5916\u5e26\u5b57\u7b26\u7b11\u8138\uff1b\u5728\u5176\u4ed6\u6d4f\u89c8\u5668\u4e0b\u9700\u5141\u8bb8\u8bbf\u95ee\u60a8\u7684\u5730\u7406\u4f4d\u7f6e\u4fe1\u606f\uff0c\u56e0\u4e3a\u8fd9\u4e2a\u4e1c\u897f\u53ef\u4ee5\u968f\u65f6\u53d6\u6d88\uff0c\u6240\u4ee5\uff0c\u53ef\u4ee5\u653e\u5fc3\u5927\u80c6\u7684\u5141\u8bb8\u3002<\/p>\n<p>\u56e0\u4e3a\u811a\u672c\u4ee3\u7801\u6709\u5dee\u4e0d\u591a70\u884c\uff0c\u653e\u5230\u9875\u9762\u4e0a\u6709\u6491\u7bc7\u5e45\u4e4b\u5acc\uff0c\u6545\u8fd9\u91cc\u4ec5\u5c55\u793a\u4e00\u4e9b\u6838\u5fc3\u7684\u4ee3\u7801\u903b\u8f91\uff0c\u81f3\u4e8e\u8be6\u7ec6\uff0c\u60a8\u53ef\u4ee5\u67e5\u770b\u9875\u9762\u7684\u6e90\u4ee3\u7801\uff0c\u6709\u6ce8\u91ca\uff0c<\/p>\n<div class=\"zxx_code\">\n<pre>&lt;script src=\"http:\/\/maps.google.com\/maps\/api\/js?sensor=false\">&lt;\/script>\n&lt;script>\nvar eleGmap = document.getElementById(\"gmap\");\nvar showMap = function(position) {\n    <span style=\"color:green;\">\/\/\u7ecf\u7eac\u5ea6\u6240\u5728\u7684\u4f4d\u7f6e\u5bf9\u8c61<\/span>\n    var pos = new google.maps.LatLng(position.coords.latitude, position.coords.longitude);\n    <span style=\"color:green;\">\/\/\u6839\u636epos\u5bf9\u8c61\u4e2d\u7684\u7ecf\u7eac\u5ea6\u663e\u793aGoogle\u5730\u56fe\u4e86\u54c8\uff01 \n    \/\/...<\/span>\n};\n\nif (navigator.geolocation) {\n    eleGmap.innerHTML = '&lt;div id=\"help\">&lt;img src=\"http:\/\/www.zhangxinxu.com\/study\/image\/loading.gif\" \/>&lt;\/div>';\n    <span style=\"color:green;\">\/\/\u4e00\u6b21\u6027\u83b7\u53d6\u4f4d\u7f6e\u7684\u8bf7\u6c42<\/span>\n    navigator.geolocation.getCurrentPosition(showMap);\n} else {\n    eleGmap.innerHTML = '&lt;div id=\"help\">\u60a8\u7684\u6d4f\u89c8\u5668\u4e0d\u652f\u6301\u5730\u7406\u4f4d\u7f6e O(\u2229_\u2229)O~&lt;\/div>';\n}\n&lt;\/script><\/pre>\n<\/div>\n<h3>\u4e03\u3001\u7ed3\u675f\u8bed<\/h3>\n<p>\u4e0a\u9762\u8fd9\u4e2a\u4f8b\u5b50\u662f\u76f8\u5f53\u7684\u7b80\u5355\u7684\uff0cGeolocation API\u7684\u529f\u80fd\u4e0e\u6f5c\u529b\u663e\u7136\u4e0d\u6b62\u8fd9\u4e9b\uff0c\u89c4\u8303\u81ea\u8eab\u8fd8\u63d0\u4f9b\u4e00\u4e9b\u5e94\u7528\u5b9e\u4f8b\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li>\u53d1\u73b0\u5e76\u7ed8\u5236\u7528\u6237\u6240\u5728\u533a\u57df\u7684\u7f51\u7edc\u70b9<\/li>\n<li>\u5728\u5730\u56fe\u4e0a\uff0c\u5728\u7528\u6237\u6240\u5728\u7684\u4f4d\u7f6e\u4e0a\u6807\u6ce8\u4e00\u4e9b\u4fe1\u606f<\/li>\n<li>\u4f7f\u7528<code>watchPosition<\/code>\u8def\u7ebf\u5bfc\u822a<\/li>\n<li>\u5f53\u4f60\u79fb\u52a8\u65f6\u66f4\u65b0\u6700\u65b0\u7684\u672c\u5730\u4fe1\u606f<\/li>\n<\/ul>\n<p>\u6bd5\u7adf\u76ee\u524d\uff0c\u56fd\u5185\uff0c\u5bf9\u4e8e\u684c\u9762\u6d4f\u89c8\u5668\uff0c\u4e0d\u652f\u6301\u5730\u7406\u4f4d\u7f6eAPI\u7684\u4f4e\u7248\u672cIE\u4f9d\u65e7\u5360\u636e\u534a\u58c1\u6c5f\u5c71\uff0c\u6240\u4ee5\uff0c\u5728\u684c\u9762\u6d4f\u89c8\u5668\u4e0a\u5e94\u7528\u6b64API\u8fd8\u9700\u4e9b\u65e5\u5b50\u3002\u4e0d\u8fc7\u5bf9\u4e8e\u50cf\u662f\u624b\u673a\uff0cipad\u8fd9\u7c7b\u79fb\u52a8\u8bbe\u5907\uff0c\u6211\u89c9\u5f97\u662f\u53ef\u4ee5\u597d\u597d\u7528\u7528\u8fd9\u4e2a\u4e0d\u9519\u7684API\u7684\uff0c\u53ef\u4ee5\u505a\u51fa\u5f88\u591a\u5b9e\u7528\u7684\u529f\u80fd\u7684\uff0c\u4e0d\u8fc7\u6211\u5bf9\u624b\u673a\u5f00\u53d1\u5b8c\u5168\u4e0d\u5728\u884c\uff0c\u6240\u4ee5\uff0c\u6307\u70b9\u6c5f\u5c71\uff0c\u8fd8\u770b\u4ed6\u4eba\u4e86\u3002<\/p>\n<p>\u53c2\u8003\u6587\u7ae0\uff1a<a href=\"http:\/\/html5doctor.com\/finding-your-position-with-geolocation\/\">Finding your position with Geolocation <\/a><\/p>\n<p>\u672c\u6587\u4e3a\u539f\u521b\u6587\u7ae0\uff0c\u8f6c\u8f7d\u8bf7\u6ce8\u660e\u6765\u81ea<a href=\"http:\/\/www.zhangxinxu.com\/\">\u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b<\/a>[<a href=\"http:\/\/www.zhangxinxu.com\/\">http:\/\/www.zhangxinxu.com<\/a>]<br \/>\n\u672c\u6587\u5730\u5740\uff1a<a href=\"http:\/\/www.zhangxinxu.com\/wordpress\/?p=1725\">http:\/\/www.zhangxinxu.com\/wordpress\/?p=1725<\/a><\/p>\n<p>\uff08\u672c\u7bc7\u5b8c\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Geolocation API\uff08\u5730\u7406\u4f4d\u7f6e\u5e94\u7528\u7a0b\u5e8f\u63a5\u53e3\uff09\u63d0\u4f9b\u4e86\u4e00\u4e2a\u53ef\u4ee5\u51c6\u786e\u77e5\u9053\u6d4f\u89c8\u5668\u7528\u6237\u5f53\u524d\u4f4d\u7f6e\u7684\u65b9\u6cd5\u3002\u4e14\u76ee\u524d\u770b\u6765\u6d4f\u89c8\u5668\u7684\u652f\u6301\u60c5\u51b5\u8fd8\u7b97\u4e0d\u9519\uff08\u56e0\u4e3a\u65b0\u7248\u672c\u7684IE\u652f\u6301\u4e86\u8be5API\uff09\uff0c\u8fd9\u4f7f\u5f97\u5728\u4e0d\u4e45\u4e4b\u540e\u5c31\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e00\u6d4f\u89c8\u5668\u5185\u7f6e\u7684API\u4e86\u3002\u8be5API\u63a5\u53e3\u63d0\u4f9b\u7684\u7528\u6237\u5730\u7406\u4f4d\u7f6e\u4fe1\u606f\u8fd8\u7b97\u86ee\u8be6\u7ec6\u7684\uff0c\u7ecf\u7eac\u5ea6\u554a\uff0c\u6d77\u62d4\u554a\uff0c\u7cbe\u786e\u5ea6\uff0c\u79fb\u52a8\u901f\u5ea6\u554a\u90fd\u662f\u53ef\u4ee5\u83b7\u53d6\u7684\u3002\u8be5API\u662f\u76f8\u5f53\u6709\u5b9e\u7528\u4ef7\u503c\u7684\uff0c\u672c\u6587\u5c31\u7b80\u5355\u4ecb\u7ecd\u4e0b\u8fd9\u4e2a\u4e1c\u4e1c\uff0c\u5e0c\u671b\u80fd\u5bf9\u60a8\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[215,608,186,610,609,263,139,380],"_links":{"self":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/1725"}],"collection":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/comments?post=1725"}],"version-history":[{"count":0,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/1725\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/media?parent=1725"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/categories?post=1725"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/tags?post=1725"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}