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LiPav
Level II

DateTime format issue

Hi,

 

I have datetime data always saved in format "day/month/year hour.minute" in a column in csv file.

 

I want to calculate time interval, but JMP flips month and day, when reading the csv file and gives me 734,23 hours instead of less than 24 hours for attached data set.

 

I have tried to set Input Format and Output Format, but it didn't help. Any ideas ? 

dtTime = Open( "DateTime.jmp" );

dtTime:DateTime << Input Format( "d/m/y h:m" );
 
Round( (Col Max( dtAFMtime_xlxs:DateTime ) - Col Min( dtAFMtime_xlxs:DateTime )) / 60 / 60, 2 );

/*Open(
	"DateTime.jmp",
	columns( New Column( "DateTime", Numeric, "Continuous", Format( "d/m/y h.m", 19 ), Input Format( "d/m/y h.m" ) ) ) 
);*/

 

Regards,

Li

 

Li Pavlov
1 ACCEPTED SOLUTION

Accepted Solutions
txnelson
Super User

Re: DateTime format issue

try this

Names Default To Here( 1 );
//dtTime = Open( "DateTime.jmp" );
dttime = Current Data Table();
dtTime << New Column( "new DateTime",
	set each value(
		Date MDY( Day( dtTime:DateTime ), Month( dtTime:DateTime ), Year( dtTime:DateTime ) )
		+3600 * hour( dtTime:DateTime ) + 60 * Minute( dtTime:DateTime )
		+ Second( dtTime:DateTime )
	),
	Format( "m/d/y h:m" )
);
Jim

View solution in original post

2 REPLIES 2
txnelson
Super User

Re: DateTime format issue

try this

Names Default To Here( 1 );
//dtTime = Open( "DateTime.jmp" );
dttime = Current Data Table();
dtTime << New Column( "new DateTime",
	set each value(
		Date MDY( Day( dtTime:DateTime ), Month( dtTime:DateTime ), Year( dtTime:DateTime ) )
		+3600 * hour( dtTime:DateTime ) + 60 * Minute( dtTime:DateTime )
		+ Second( dtTime:DateTime )
	),
	Format( "m/d/y h:m" )
);
Jim
LiPav
Level II

Re: DateTime format issue

Thank you! It makes the trick  

Li Pavlov