Template:Monthnum/doc

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The {{monthnum}} date and time function template changes a full month name, a standard three letter month abbreviation or a month number (up to two digits) from 1 to 12, with or without a leading zero, to the month number, padded left with 0 if necessary to get two decimal digits.

Usage

{{monthnum|a full month name, a standard three letter month abbreviation or a month number (up to two digits) from 1 to 12, with or without a leading zero}}

or

{{monthnum}} which defaults to local month number of OEIS Wiki server

Examples

Examples with valid input

Code	Result
{{monthnum|january}}	01
{{monthnum|January}}	01
{{monthnum|jul}}	07
{{monthnum|SEPTEMBER}}	09
{{monthnum|4}}	04
{{monthnum|06}}	06
{{monthnum|007}}	07
{{monthnum}}	04

Examples with invalid input

Code	Result
{{monthnum|Hexember}}
{{monthnum|13}}
{{monthnum|-1}}
{{monthnum|6.5}}

Code

<!-- The third column will have its use! The leading zeros in the input are ignored. The output is padded left with 0 if necessary to get 2 decimal digits. -->

{{#switch: {{lc: {{{1|{{LOCALMONTHNAME}}}}} }}
  | january=01    | jan=01  |  1=01
  | february=02   | feb=02  |  2=02
  | march=03      | mar=03  |  3=03 
  | april=04      | apr=04  |  4=04
  | may=05        | may=05  |  5=05
  | june=06       | jun=06  |  6=06
  | july=07       | jul=07  |  7=07
  | august=08     | aug=08  |  8=08
  | september=09  | sep=09  |  9=09
  | october=10    | oct=10  | 10=10  
  | november=11   | nov=11  | 11=11  
  | december=12   | dec=12  | 12=12  
  | {{error| Monthnum error: invalid input}}
}}

See also

• {{daynum}} gives the weekday number (0 to 6) for (Sun to Sat)
• {{day}} gives the standard three letter weekday abbreviation.
• {{fullday}} gives the full weekday name.

• {{monthnum}} gives the month number (padded left with 0 if necessary to get two decimal digits) (01 to 12)
• {{month}} gives the standard three letter month abbreviation.
• {{fullmonth}} gives the full month name.
• {{days in month}} (or {{monthdays}}) gives the number of days in a month (for any year from 1 AD to 10000 AD)

• {{yearday}} returns the day of year from year, month and monthday (for any year from 1 AD to 10000 AD)
• {{ifleapyear}} or {{if leap year}} returns different values depending on whether a given year is a leap year or a common year (for any year from 1 AD to 10000 AD)
• {{is leap year}} predicate function template returns 1 (if true) or 0 (if false) depending on whether a given year is a leap year or a common year (for any year from 1 AD to 10000 AD)
• {{Century}} returns the century for any nonzero (negative or positive) year
• {{Millennium}} returns the millennium for any nonzero (negative or positive) year

• {{to day of CE}} returns the day of CE (Christ Era) from year, month and monthday (for any year from 1 AD to 10000 AD)
• {{from day of CE}} returns year, month and monthday (for any year from 1 AD to 10000 AD) from the day of CE (Christ Era)

• {{date}} for date mathematics (for any year from 1 AD to 10000 AD) (returns the date offset a specified number of days from a given date)
• {{days between}} for date mathematics (for any years from 1 AD to 10000 AD) (returns the number of days between two dates)