How do I get the first day of the month in Unix?
First day of month is always the first, so it is easy:
- $ date -d “month ago” “+%Y/%m/01”
- 2016 / 03 / 01.
How do I get the last day of the current month in Unix?
y=$(date ‘+%Y’) # Get current year m=$(date ‘+%m’) # Get current month ((m–)) # Decrement month [[ ${m} == 0 ]] && ((y–)) # If month zero, decrement year [[ ${m} == 0 ]] && m=12 # If month zero, reset to 12 cal ${m} ${y} | awk ‘NF{A=$NF}END{print A}’ # Run cal, and print the last field of the last line with fields.
Bawo ni MO ṣe gba ọjọ lọwọlọwọ ni Unix?
Iwe afọwọkọ ikarahun apẹẹrẹ lati ṣafihan ọjọ ati akoko lọwọlọwọ
#!/bin/bash now=”$(ọjọ)” printf “Dẹti lọwọlọwọ ati aago %sn” “$ now” now=”$(ọjọ +'%d/%m/%Y')” printf “Dẹti lọwọlọwọ ni ọna kika dd/mm/yyyy %sn” “$ now” iwoyi “Bibẹrẹ afẹyinti ni $ni, jọwọ duro…” # pipaṣẹ si awọn iwe afọwọkọ afẹyinti n lọ nibi # …
How do I get the last day of the month in Linux?
Start with the current date ( date ) -> 2017-03-06. Set that date to the 1st day of its month ( -v1d ) -> 2017-03-01. Subtract one day from that ( -v-1d) -> 2017-02-28. Format the date ( +%d%b%Y ) -> 28Feb2017.
Bawo ni MO ṣe ṣafihan lọwọlọwọ lọwọlọwọ ati oṣu ti n bọ ni Unix?
Bii o ṣe le ṣafihan iṣaaju, lọwọlọwọ ati oṣu ti n bọ ni lilọ kan? Awọn aṣẹ cal/ncal tun ṣafihan išaaju, lọwọlọwọ ati oṣu ti n bọ ti o yika loni. Fun eyi, o nilo lati kọja aṣayan laini aṣẹ -3.
Kini abajade ti aṣẹ tani?
Apejuwe: eniti o paṣẹ jade awọn alaye ti awọn olumulo ti o ti wa ni Lọwọlọwọ ibuwolu wọle ni si awọn eto. Ijade naa pẹlu orukọ olumulo, orukọ ebute (eyiti wọn ti wọle), ọjọ ati akoko wiwọle wọn ati bẹbẹ lọ 11.
Bawo ni MO ṣe ṣafihan AM tabi PM ni kekere ni Unix?
Awọn aṣayan Jẹmọ si kika
- %p: Ṣe atẹjade AM tabi PM ni lẹta nla.
- %P: Ṣe atẹjade ami am tabi pm ni kekere. Ṣe akiyesi quirk pẹlu awọn aṣayan meji wọnyi. P kekere kan n funni ni igbejade ti o tobi ju, P ti oke kan n funni ni iṣelọpọ kekere.
- %t: Ṣe atẹjade taabu kan.
- %n: Titẹ laini titun kan.
Aṣẹ wo ni a lo fun ọjọ lọwọlọwọ?
ọjọ aṣẹ ti lo lati ṣafihan ọjọ eto ati akoko. aṣẹ ọjọ tun lo lati ṣeto ọjọ ati akoko ti eto naa. Nipa aiyipada aṣẹ ọjọ nfihan ọjọ ni agbegbe aago lori eyiti a ti tunto ẹrọ iṣẹ unix/linux. O gbọdọ jẹ Super-olumulo (root) lati yi ọjọ ati akoko pada.
Bawo ni o ṣe ṣafihan ọjọ lọwọlọwọ bi ọjọ-ọsẹ kikun ni Unix?
Lati oju-iwe eniyan aṣẹ ọjọ:
- %a – Ṣe afihan orukọ ti agbegbe ti abbreviated ọjọ ọsẹ.
- % A – Ṣe afihan orukọ agbegbe ni kikun ọjọ-ọsẹ.
- %b – Ṣafihan orukọ osu kukuru ti agbegbe naa.
- %B – Ṣe afihan orukọ oṣu ti agbegbe ni kikun.
- %c – Ṣe afihan ọjọ ti agbegbe ti o yẹ ati aṣoju akoko (aiyipada).
Aṣẹ wo ni yoo ṣafihan ọdun lati aṣẹ ọjọ ni Unix?
Linux ọjọ Òfin kika Aw
Iwọnyi ni awọn ohun kikọ kika ti o wọpọ julọ fun pipaṣẹ ọjọ naa: %D – Ọjọ ifihan bi mm/dd/yy. %Y – Odun (fun apẹẹrẹ, 2020)