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UTC转北京时间示例

2024-12-11 12:46 morefun 疑难杂症

    <script>
        fetch('https://api.sunrise-sunset.org/json?lat=23.3552&lng=116.675522')
            .then(response => response.json())
            .then(data => {
                const sunriseUtc = data.results.sunrise;
                const sunsetUtc = data.results.sunset;
                const dayLength = data.results.day_length;

                function convertUtcToBeijingTime(utcTime) {
                    const timeComponents = utcTime.split(":");
                    let hours = parseInt(timeComponents[0]);
                    const minutes = timeComponents[1];
                    const meridiem = timeComponents[2].split(" ")[1];

                    if (meridiem === "PM") {
                        hours = (hours + 12) % 24;
                    }

                    hours = (hours + 8) % 24;

                    return hours.toString().padStart(2, '0') + ":" + minutes;
                }

                const sunriseTime = convertUtcToBeijingTime(sunriseUtc);
                const sunsetTime = convertUtcToBeijingTime(sunsetUtc);

                const stsunDiv = document.querySelector('.stsun');
                stsunDiv.innerHTML = `日出时间: ${sunriseTime}  日落时间: ${sunsetTime}  白昼时长: ${dayLength}`;
            })
            .catch(error => console.error('Error fetching data:', error));
    </script>

标签: UTC

评论：

morefun
2024-12-11 12:49

新出api参数tzid可以设置时区
https://api.sunrise-sunset.org/json?lat=23.3552&lng=116.675522&tzid=Asia/Shanghai

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