19 lines
		
	
	
		
			353 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			19 lines
		
	
	
		
			353 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| import moment from 'moment-timezone';
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| 
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| // day count between two epochs (inclusive)
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| export function dayCount([head, tail], timezone = 'UTC') {
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|   return Math.ceil(
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|     moment(
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|       moment(head)
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|         .tz(timezone)
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|         .endOf('day')
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|     ).diff(
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|       moment(tail)
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|         .tz(timezone)
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|         .startOf('day'),
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|       'days',
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|       true
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|     )
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|   );
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| }
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