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Understanding PHP Date Functions and Formatting Examples

This guide provides an overview of PHP date functions, including how to construct and format dates. It explains the usage of the `echo date()` function, demonstrating various formatting options such as day, month, and year outputs in different styles. The tutorial also introduces the `getdate()` function, which returns an array with comprehensive date and time information based on a Unix timestamp. Practical examples illustrate how to manipulate and present dates in PHP effectively, catering to both beginners and experienced developers.

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Understanding PHP Date Functions and Formatting Examples

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  1. Funzioni date ed orari

  2. date • Costruire una data • echo date ("d/m/Y"); 23/01/2012 • echo date("d-m-Y"); 23-01-2012 • echo date("m-M"); 01-Jan • echo date("m-M-F");01-Jan-January • echo date("d-D-l");23-Mon-Monday • echo date("Y-y");2012-12 • echo date("H:i:s");20-52-22 • echo date("z");20 giorni trascorsi dall’inizio dell’anno

  3. Funzione getdate() • The getdate() function returns an array that contains date and time information for a Unix timestamp. • The returning array contains ten elements with relevant information needed when formatting a date string: • [seconds] – seconds [minutes] – minutes [hours] – hours [mday] - day of the mont [wday] - day of the week [year] – year [yday] - day of the year [weekday] - name of the weekday [month] - name of the month • Sintassi • getdate(timestamp) Vai alla diapositiva successiva per l’esempio

  4. Example 1 • <?phpprint_r(getdate());?>The output of the code above could be: • Array([seconds] => 45[minutes] => 52[hours] => 14[mday] => 24[wday] => 2[mon] => 1[year] => 2006[yday] => 23[weekday] => Tuesday[month] => January[0] => 1138110765) • Example 2 • <?php$my_t=getdate(date("U"));print("$my_t[weekday], $my_t[month] $my_t[mday], $my_t[year]");?>The output of the code above could be: • Wednesday, January 25, 2006

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