Date format cheat sheet

index.md

Server Side (Ruby)

From http://linux.die.net/man/3/strftime

• %a - The abbreviated weekday name (Sun)
• %A - The full weekday name (Sunday)
• %b - The abbreviated month name (Jan)
• %B - The full month name (January)
• %d - Day of the month (01..31)
• %e - Day of the month without leading 0 (1..31)
• %g - Year in YY (00-99`)
• %H - Hour of the day, 24-hour clock (00..23)
• %I - Hour of the day, 12-hour clock (01..12)
• %j - Day of the year (001..366)
• %m - Month of the year (01..12)
• %M - Minute of the hour (00..59)
• %p - Meridian indicator (AM or PM)
• %S - Second of the minute (00..60)
• %U - Week number of the current year, starting with the first Sunday as the first day of the first week (00..53)
• %W - Week number of the current year, starting with the first Monday as the first day of the first week (00..53)
• %w - Day of the week (Sunday is 0, 0..6)
• %y - Year without a century (00..99)
• %Y - Year with century
• %Z - Time zone name
• %% - Literal % character

Client Side (Javascript)

From http://momentjs.com/docs/#/displaying/format/ This format is used for keys matching datetimepicker

• M - Month of year without leading 0 (1..12)
• MM - Month of the year (01..12)
• MMM - The abbreviated month name (Jan)
• MMMM - The full month name (January)
• D - Day of the month without leading 0 (1..31)
• Do - Day of the month without leading 0 and ordinal (1st..31st)
• DD - Day of the month (01..31)
• ddd - The abbreviated weekday name (Sun)
• dddd - The full weekday name (Sunday)
• YY - Year without a century (00..99)
• YYYY - Year with century
• A - Meridian indicator (AM or PM)
• a - Meridian indicator lowercase (am or pm)
• H - Hour of the day, 24-hour clock without leading zero (0..23)
• HH - Hour of the day, 24-hour clock (00..23)
• h - Hour of the day, 12-hour clock without leading zero (1..12)
• hh - Hour of the day, 12-hour clock (01..12)
• mm - Minute of the hour (00..59)
• ss - Second of the minute (00..60)
• z - Time zone name