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µ÷Óà watchPosition() »á·µ»ØÒ»¸öÊýÖµ±êʶ·û£¬ÓÃÓÚ¸ú×Ù¼à¿ØµÄ²Ù×÷¡£»ùÓÚÕâ¸ö·µ»ØÖµ¿ÉÒÔÈ¡Ïû¼à¿Ø²Ù×÷£¬Ö»Òª½«Æä´«µÝ¸ø clearWatch() ·½·¨¼´¿É£¨ÓëʹÓà setTimeout() ºÍ clearTimeout() ÀàËÆ£©£¬ÀýÈ磺 var watchId =

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var watchId = navigator.geolocation.watchPosition(geo_success, geo_error); clearWatch(watchId); Geolocation ¶¨Î»Ô­Àí

Geolocation API µÄÊý¾ÝÀ´Ô´¿ÉÄÜÊÇ GPS¡¢IP µØÖ·¡¢RFID¡¢WiFi¡¢À¶ÑÀ MAC µØÖ·¡¢GSM/CDMA ¿¨ ID µÈ¡£ÒòΪ Geolocation API ÊÇÔËÐÐÔÚÄã±¾µØÉ豸Éϵġ£ËùÒÔ£¬ÔÚʹÓà VPN »ò´úÀíµÄÇé¿öÏ£¬Geo API ÈÔÄÜ»ñµÃÄã׼ȷµÄ IP µØÖ·ÐÅÏ¢£¨³ý·ÇÒòΪijЩÒòËØä¯ÀÀÆ÷»ñÈ¡²»µ½ÕâЩÐÅÏ¢£©¡£

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