Created
March 21, 2018 10:37
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AirNow.gov 24 hours AQI table
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <meta name="viewport" content="width=device-width"> | |
| <title>AQI (airnow data)</title> | |
| <script> | |
| var city = location.hash.substr(1) || 'Beijing' | |
| const aqiCats = [ | |
| 'Good', | |
| 'Moderate', | |
| 'Unhealthy for Sensitive Groups', | |
| 'Unhealthy', | |
| 'Very Unhealthy', | |
| 'Hazardous' | |
| ] | |
| fetch('https://www.dosairnowdata.org/dos/AllPosts24Hour.json').then((res) => { | |
| res.json().then((json) => { | |
| const data = json[city].monitors[1] | |
| const startDate = new Date(data.beginTimeLT) | |
| var html = `<h2>${city} AQI</h2>` | |
| html += '<table style="width:100%;font-size:12px;">' | |
| html += '<thead><tr><td>Time</td><td>PM2.5</td><td>AQI</td><td>Level</td></tr></thead>' | |
| html += '<tbody>' | |
| html += data.aqi.map((val, i) => { | |
| const valDate = new Date(startDate.getTime() + i * 3600 * 1000) | |
| const conc = data.conc[i] || '-' | |
| const cat = data.aqiCat[i] | |
| const catText = cat ? `${cat} - ${aqiCats[data.aqiCat[i]-1]}` : `-` | |
| return `<tr><td>${valDate.getDate()}/${valDate.getMonth()+1} ${('0' + valDate.getHours()).slice(-2)}:00</td><td>${conc}</td><td>${val || '-'}</td><td>${catText}</td></tr>` | |
| }).reverse().join('') | |
| html += '</tbody></table>' | |
| document.body.innerHTML = html | |
| }) | |
| }) | |
| </script> | |
| </head> | |
| <body> | |
| </body> | |
| </html> |
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