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| function timeConversion(s) { | |
| let [hour, minute, seconds] = s.split(':'); | |
| hour = parseInt(hour); | |
| const secs = seconds.substring(0, 2); | |
| if (hour === 12 && minute <= 59 && seconds.endsWith('AM')) { | |
| hour = parseInt(hour) - 12 === 0 ? '00' : parseInt(hour) - 12; | |
| return `${hour}:${minute}:${secs}`; | |
| } else if (seconds.endsWith('PM') && hour >= 1 && hour <= 11 && parseInt(minute) <= 59) { | |
| hour = parseInt(hour) === 12 ? '12' : parseInt(hour) + 12; | |
| hour = hour < 10 ? `0${hour}` : hour; | |
| return `${hour}:${minute}:${secs}`; | |
| } else { | |
| hour = hour < 10 ? `0${hour}` : hour; | |
| return `${hour}:${minute}:${secs}`; | |
| } | |
| } | |
| console.log(timeConversion('12:40:22AM')); |
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