Description
Convert datetime field to ISO-8601 string or a custom date time format.
Syntax
ToString(Datetime_field)
ToString(Datetime_field, formatString)
Arguments
datetime_field - datetime expression.
formatString - format of the custom string. See below for formatting information.
Format strings
| Symbol |
Meaning |
Presentation |
Examples |
| G |
era |
text |
AD |
| C |
century of era (>=0) |
number |
20 |
| Y |
year of era (>=0) |
year |
1996 |
|
|
|
|
| x |
weekyear |
year |
1996 |
| w |
week of weekyear |
number |
27 |
| e |
day of week |
number |
2 |
| E |
day of week |
text |
Tuesday; Tue |
|
|
|
|
| y |
year |
year |
1996 |
| D |
day of year |
number |
189 |
| M |
month of year |
month |
July; Jul; 07 |
| d |
day of month |
number |
10 |
|
|
|
|
| a |
halfday of day |
text |
PM |
| K |
hour of halfday (0~11) |
number |
0 |
| h |
clockhour of halfday (1~12) |
number |
12 |
|
|
|
|
| H |
hour of day (0~23) |
number |
0 |
| k |
clockhour of day (1~24) |
number |
24 |
| m |
minute of hour |
number |
30 |
| s |
second of minute |
number |
55 |
| S |
fraction of second |
number |
978 |
|
|
|
|
| z |
time zone |
text |
Pacific Standard Time; PST |
| Z |
time zone offset/id |
zone |
-0800; -08:00; America/Los_Angeles |
|
|
|
|
| \' |
escape character |
for a-z/A-Z |
T |
| \'\' |
single quote |
literal single quote |
' |
Based on http://joda-time.sourceforge.net/apidocs/org/joda/time/format/DateTimeFormat.html
Examples
ToString(ToDate('2013-10-17T00:00:00.000Z'),'MM-dd-yy') returns a string 10-17-13
ToString(ToDate('2013-10-17T00:00:00.000Z'), 'yyyy-MM-dd\'T\'HH:mm:ss') returns a string 2013-10-17T00:00:00
Return value datatype
string
Impact of null value
If either parameter is null or not provided, returns null.
