現(xiàn)實(shí)生活中的 XML
一個(gè)現(xiàn)實(shí)生活中的例子，向您展示 XML 如何攜帶數(shù)據(jù)。
實(shí)例: XML 新聞
XMLNews 是用于交換新聞和其他信息的規(guī)范。
對新聞的供求雙方來說，通過使用這種標(biāo)準(zhǔn)，可以使各種類型的新聞信息通過不同軟硬件以及編程語言進(jìn)行的制作、接收和存檔更加容易。
一個(gè) XMLNews 文檔實(shí)例:
<?xml version="1.0" encoding="ISO-8859-1"?> <nitf> <head> <title>Colombia Earthquake</title> </head> <body> <headline> <hl1>143 Dead in Colombia Earthquake</hl1> </headline> <byline> <bytag>By Jared Kotler, Associated Press Writer</bytag> </byline> <dateline> <location>Bogota, Colombia</location> <date>Monday January 25 1999 7:28 ET</date> </dateline> </body> </nitf>
實(shí)例：XML Weather Service
國家氣象服務(wù)案例，來自 NOAA (National Oceanic and Atmospheric Administration)：
<?xml version="1.0" encoding="ISO-8859-1" ?> <current_observation> <credit>NOAA's National Weather Service</credit> <credit_URL>http://weather.gov/</credit_URL> <image> <url>http://weather.gov/images/xml_logo.gif</url> <title>NOAA's National Weather Service</title> <link>http://weather.gov</link> </image> <location>New York/John F. Kennedy Intl Airport, NY</location> <station_id>KJFK</station_id> <latitude>40.66</latitude> <longitude>-73.78</longitude> <observation_time_rfc822> Mon, 11 Feb 2008 06:51:00 -0500 EST </observation_time_rfc822> <weather>A Few Clouds</weather> <temp_f>11</temp_f> <temp_c>-12</temp_c> <relative_humidity>36</relative_humidity> <wind_dir>West</wind_dir> <wind_degrees>280</wind_degrees> <wind_mph>18.4</wind_mph> <wind_gust_mph>29</wind_gust_mph> <pressure_mb>1023.6</pressure_mb> <pressure_in>30.23</pressure_in> <dewpoint_f>-11</dewpoint_f> <dewpoint_c>-24</dewpoint_c> <windchill_f>-7</windchill_f> <windchill_c>-22</windchill_c> <visibility_mi>10.00</visibility_mi> <icon_url_base> http://weather.gov/weather/images/fcicons/ </icon_url_base> <icon_url_name>nfew.jpg</icon_url_name> <two_day_history_url> http://www.weather.gov/data/obhistory/KJFK.html </two_day_history_url> <disclaimer_url> http://weather.gov/disclaimer.html </disclaimer_url> <copyright_url> http://weather.gov/disclaimer.html </copyright_url> </current_observation>