getdate - PHP code example

How to Use the PHP Function Getdate()

PHP has a number of date and time-based functions. These functions are necessary for a variety of purposes, including formatting dates and times for human display, performing arithmetic operations with date and time values, and storing and displaying data in various formats. These functions also allow us to handle factors such as time zones, daylight saving time, and localization.

The getdate() function is used to format a Unix timestamp into readable information. It accepts a timestamp parameter, or if no timestamp is passed it will take the current time as returned by the time() function.

This information is then converted into an associative array of elements including seconds, minutes, hours, days, weeks, months, and years. The information is then sorted and returned in a human-readable format.

It is important to note that the date and time values returned by this function are based on the server’s default time zone. To ensure that the date and time is displayed as per your user’s timezone you should manually set the timezone using the date_default_timezone_set() function before calling this function.

As a web developer, you may need to deal with date and time-based functionality in your projects. It is essential to understand the syntax and usage of these functions, as well as how to use them properly. This will allow you to build robust applications that can accurately reflect and work with the date and time in your environment.

getdate example

  // Parameters :   // Return Values :   // --------------------------------------------------------------------------------   function privWriteFileHeader(&$p_header)
  {
    $v_result=1;

    // ----- Store the offset position of the file     $p_header['offset'] = ftell($this->zip_fd);

    // ----- Transform UNIX mtime to DOS format mdate/mtime     $v_date = getdate($p_header['mtime']);
    $v_mtime = ($v_date['hours']<<11) + ($v_date['minutes']<<5) + $v_date['seconds']/2;
    $v_mdate = (($v_date['year']-1980)<<9) + ($v_date['mon']<<5) + $v_date['mday'];

    // ----- Packed data     $v_binary_data = pack("VvvvvvVVVvv", 0x04034b50,
                          $p_header['version_extracted'], $p_header['flag'],
                          $p_header['compression'], $v_mtime, $v_mdate,
                          $p_header['crc'], $p_header['compressed_size'],
                          $p_header['size'],
                          strlen($p_header['stored_filename']),
                          $p_header['extra_len']);

    protected function getDateParts($timestamp = null, $fast = null)
    {

        // actual timestamp         if (!is_numeric($timestamp)) {
            return getdate();
        }

        // 32bit timestamp         if (abs($timestamp) <= 0x7FFFFFFF) {
            return @getdate((int) $timestamp);
        }

        if (isset(self::$_cache)) {
            $id = strtr('Zend_DateObject_getDateParts_' . $timestamp.'_'.(int)$fast, '-','_');
            if ($result = self::$_cache->load($id)) {
                return unserialize($result);
            }