1 |
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2 | Number.prototype.toDuration = function (start) {
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3 | var milli = this;
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4 |
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5 | if (start === 'second') {
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6 | return {
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7 | seconds: milli / 1000
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8 | };
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9 | }
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10 |
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11 | var secondMilli = 1000;
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12 | var minuteMilli = 60 * secondMilli;
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13 | var hourMilli = 60 * minuteMilli;
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14 | var dayMilli = 24 * hourMilli;
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15 |
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16 | var daysDiff = Math.floor(milli / dayMilli);
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17 |
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18 | var dayMilliRemainder = milli % dayMilli;
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19 | var hoursDiff = Math.floor(dayMilliRemainder / hourMilli);
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20 |
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21 | var minuteMilliRemainder = dayMilliRemainder % hourMilli;
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22 | var minutesDiff = Math.floor(minuteMilliRemainder / minuteMilli);
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23 |
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24 | var secondMilliRemainder = minuteMilliRemainder % minuteMilli;
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25 | var secondsDiff = Math.round(secondMilliRemainder / secondMilli);
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26 |
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27 |
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28 | if (start === 'hour') {
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29 | return {
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30 | hours: hoursDiff + daysDiff * 24,
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31 | minutes: minutesDiff,
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32 | seconds: secondsDiff
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33 | };
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34 | }
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35 |
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36 | if (start === 'minute') {
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37 | return {
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38 | minutes: minutesDiff + hoursDiff * 60 + daysDiff * 24 * 60,
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39 | seconds: secondsDiff
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40 | };
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41 | }
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42 |
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43 | return {
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44 | days: daysDiff,
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45 | hours: hoursDiff,
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46 | minutes: minutesDiff,
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47 | seconds: secondsDiff
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48 | };
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49 | }; |
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