Local Test Cases:
# there can be no spaces on either side of the equal sign, before the error has been out here
yesterday= ' date-d last-day +%y-%m-%d '
echo $yesterday
curday= ' Date +%y-%m-%d '
echo $curday
echo "Now time: ' Date ' +%y%m%d%T '"
PHP time stamp and day conversion and calculation examples, Phpunix
Unix timestamps are a compact and concise way to save dates and times, a way to save the current date and time in most Unix systems, and a standard format for representing dates
A UNIX timestamp is a compact and concise way to save dates and times, a way to save the current date and time in most Unix systems, and a standard format for representing dates and times in most computer languages. Represents Greenwich Mean Time in
Use the function date () to implement the displayed in the format: year-month-day hours: minutes: secRelated Time parameters:A-"AM" or "PM"A-"AM" or "PM"D-A few days, two digits, if less than two digits before the 0; such as: "01" to "31"D-Days of
When I used to solve this problem with ASP is quite simple, the ASP has the corresponding function DateDiff can give two days period interval How many months, how many days and how many seconds. When I searched through the PHP manual I found that
Dateutils time unit, very useful.
Remember to reference this unit, otherwise it cannot be used.
Comparedate: Compare the size of the date part of two date and time valuesComparedatetime compares the sizes of two datetime valuesComparetime: Compare
During website development, we often need to process the date and time. in PHP, many date and time functions are provided to facilitate PHP developers to calculate and convert the date and time formats. Therefore, it is necessary to master the PHP
This example describes how to convert the date format of the PHP date function. During website development, we often need to process the date and time. in PHP, many date and time functions are provided to facilitate PHP developers to calculate and
So far, PHP date function date formatting characters and descriptions of some PHPUnix timestamp functions as well as conversion and formatting of each other's output instances have been completed, this is essential for understanding the calculation
This article contains the following elements:
1, get the current date and time-how many ways do we have?
2, change the date display mode-date and time display form
3, the conversion of the current date is a Unix timestamp value
4. Change Date
A.
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