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<?php $fillStart = new DateTime("2020-09-27 12:34:56"); $fillEnd = new DateTime("2020-10-10 12:34:56"); $gapStart = new DateTime("2020-09-09 01:02:03"); $gapEnd = new DateTime("2020-09-11 04:05:06"); // // being with the original start $fillStartModified = clone $fillStart; // move to the next weekday and time $wdtStart = $gapStart->format("l H:i:s"); if ($fillStartModified->format("l H:i:s") != $wdtStart) { $fillStartModified->modify("next {$wdtStart}"); } // get the duration, minus a bit so we can do a "next <day>" after $days = $gapStart->diff($gapEnd)->days - 1; // get the weekday and time $wdtEnd = $gapEnd->format("l H:i:s"); // update $fillEndModified = clone $fillStartModified; $fillEndModified->modify("+${days} days"); $fillEndModified->modify("next {$wdtEnd}"); $f = "l Y-m-d H:i:s"; printf("Fill %30s -> %30s\n", $fillStart->format($f), $fillEnd->format($f)); printf("Gap %30s -> %30s\n", $gapStart->format($f), $gapEnd->format($f)); printf("New %30s -> %30s\n", $fillStartModified->format($f), $fillEndModified->format($f));
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /in/UJJfa on line 27 Fill Sunday 2020-09-27 12:34:56 -> Saturday 2020-10-10 12:34:56 Gap Wednesday 2020-09-09 01:02:03 -> Friday 2020-09-11 04:05:06 New Wednesday 2020-09-30 01:02:03 -> Friday 2020-10-02 04:05:06
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /in/UJJfa on line 27 Fill Sunday 2020-09-27 12:34:56 -> Saturday 2020-10-10 12:34:56 Gap Wednesday 2020-09-09 01:02:03 -> Friday 2020-09-11 04:05:06 New Wednesday 2020-09-30 01:02:03 -> Friday 2020-10-02 04:05:06
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
Fill Sunday 2020-09-27 12:34:56 -> Saturday 2020-10-10 12:34:56 Gap Wednesday 2020-09-09 01:02:03 -> Friday 2020-09-11 04:05:06 New Wednesday 2020-09-30 01:02:03 -> Friday 2020-10-02 04:05:06

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