?? ?? ??? ?? PHP ????
PHP??? ???? ?? ??? ???? ?? ???? ?? ??? ??? ????. ?? 1, 2, 3, 4, 5, 6, 7? ??? ??? ??? ???. ??? ???? ? ???? 5?? ??? ????? ??? ?????. ?? ?? (1, 2, 3, 4, 5)? (4, 5, 3, 1, 2)? ??? ???? ?????.
??? ???? ??? ???
? ???? ??? ? ??? Combinations?? Iterator ???? ???? ????. ? ???? Iterator ?????? ???? ??? ?? ???? ?? ??? ??? ?????.
class Combinations implements Iterator
{
// ... (class definition as provided in the answer)
}
? ??? ??? ??? ???? next() ???? ????? ???? ??? ??? ? ????. ?? ??? ?????. ? ????? valid() ???? false? ???? ?? ??? ?????? ??? ??? ?????.
?
???? ?? Combinations ???? ????? ??? ?????. ??? ??? ??? ??? ?????.
$combinations = new Combinations([1, 2, 3, 4, 5, 6, 7], 5);
foreach ($combinations as $combination) {
echo implode(', ', $combination) . ' ';
}
? ??? ??? ?????. ??:
1, 2, 3, 4, 5 1, 2, 3, 4, 6 1, 2, 3, 4, 7 1, 2, 3, 5, 6 1, 2, 3, 5, 7 1, 2, 3, 6, 7 1, 2, 4, 5, 6 1, 2, 4, 5, 7 1, 2, 4, 6, 7 1, 2, 5, 6, 7 1, 3, 4, 5, 6 1, 3, 4, 5, 7 1, 3, 4, 6, 7 1, 3, 5, 6, 7 1, 4, 5, 6, 7 2, 3, 4, 5, 6 2, 3, 4, 5, 7 2, 3, 4, 6, 7 2, 3, 5, 6, 7 2, 4, 5, 6, 7 3, 4, 5, 6, 7
? ???? ???? PHP?? ?? ?? ??? ????? ???? ???? ?? ??? ??? ??? ??? ? ????.
? ??? PHP?? ??? ?? ??? ??? ??? ? ?????? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!
? AI ??
Undress AI Tool
??? ???? ??
Undresser.AI Undress
???? ?? ??? ??? ?? AI ?? ?
AI Clothes Remover
???? ?? ???? ??? AI ?????.
Clothoff.io
AI ? ???
Video Face Swap
??? ??? AI ?? ?? ??? ???? ?? ???? ??? ?? ????!
?? ??
??? ??
???++7.3.1
???? ?? ?? ?? ???
SublimeText3 ??? ??
??? ??, ???? ?? ????.
???? 13.0.1 ???
??? PHP ?? ?? ??
???? CS6
??? ? ?? ??
SublimeText3 Mac ??
? ??? ?? ?? ?????(SublimeText3)
??? ??
8639
17
1786
16
1729
56
1581
29
1446
31
PHP?? ?? ? ??? ????? ?????????
Jun 20, 2025 am 01:03 AM
TOSECURELYHANDLEAUSTENCENDACTIONANDACTERIZINGINPHP, FORCUCTSESTEPS : 1. ALWAYSHASHPASSWORTHPASSWORD_HASH () ? VERVERIFYUSINGPANSWORD_VERIFY (), usePREPAREDSTATEMENTSTOPREVENTSQLINGERGED, andSTOREUSERSESSEATAIN $ _SESSIONSAFTERLOGIN.2.impleplempletrole ?? ACCESSC
PHP?? ?? ???? ??? ??? ?? ? ? ???????
Jun 19, 2025 am 01:05 AM
PHP?? ?? ???? ???? ????? ??? ?? ??? ???? ?? ??? ??? ??? ???? ????. 1. finfo_file ()? ???? ?? ?? ??? ???? ???/jpeg? ?? ?? ?? ? ?????. 2. uniqid ()? ???? ??? ?? ??? ???? ? Web ?? ????? ??????. 3. php.ini ? html ??? ?? ?? ??? ???? ???? ??? 0755? ?????. 4. Clamav? ???? ???? ???? ??? ??????. ??? ??? ?? ???? ????? ???? ?? ??? ????? ???? ??? ? ??? ?????.
PHP?? == (??? ??)? === (??? ??)? ???? ??????
Jun 19, 2025 am 01:07 AM
PHP?? ==? ==? ?? ???? ?? ??? ??????. == ?? ??? ?? ?? ?????. ?? ??, 5 == "5"? true? ????, ?? ??? ???? ?? ?? ??? ????? ????? (? : 5 === "5"? false? ?????. ?? ?????? ===? ? ???? ?? ?????? == ?? ??? ??? ???? ?????.
php (, -, *, /, %)?? ?? ??? ??? ??????
Jun 19, 2025 pm 05:13 PM
PHP?? ?? ??? ??? ???? ??? ??? ????. 1. ?? ??? ?? ? ?? ??? ??? ???? ???? ??? ? ????. ??? ??? ???? ????? ????? ???? ????. 2. ?? ?? ?? - ??, ??? ???? ?? ??? ?????. 3. ?? ???? ??? ??? ???? ??? ??? ?????. 4. Division? / ??? ???? 0?? ??? ?? ????? ??? ?? ??? ?? ? ? ????. 5. ???? ??? ???? ?? ?? ? ?? ??? ???? ? ??? ? ???, ??? ?? ? ? ??? ??? ???? ?????. ? ???? ???? ???? ??? ??? ??? ???? ?? ??? ? ??????? ????.
PHP? NOSQL ?????? (? : MongoDB, Redis)? ??? ?? ??? ? ?????
Jun 19, 2025 am 01:07 AM
?, PHP? ?? ?? ?? ?????? ?? MongoDB ? Redis? ?? NOSQL ??????? ?? ??? ? ????. ?? MongoDBPHP ???? (PECL ?? Composer? ?? ??)? ???? ????? ????? ??? ?????? ? ???? ????? ??, ??, ?? ? ?? ??? ?????. ??, Predis ????? ?? Phpredis ??? ???? Redis? ???? ?? ? ?? ? ??? ???? ??? ????? Phpredis? ???? ?? Predis? ?? ??? ?????. ? ? ?? ??? ???? ? ????? ????.
?? PHP ?? ? ?? ??? ??? ?? ??? ??????
Jun 23, 2025 am 12:56 AM
tostaycurrentwithphpdevelopments ? bestpractices, followkeynewssources lifephp.netandphpweekly, adgytwithcommunitiesonforumsandconferences, readlingupdated andgrad indewfeatures, andreadorcontributetoopensourceproceprosts.first
PHP ? ???? ? ??? ? ??????
Jun 23, 2025 am 12:55 AM
phpbecamepupularforwebdevelopmentduetoiteofleneflening, whithhtml, wididepreadhostingsupport, andalargeecosystemincludingframeworkslikelaravelandcmsplatformsformslikewordpress.itexcelsinhandlingformsubmissions, managingussess, interptisussivers, ?? ???
PHP ???? ???? ???
Jun 25, 2025 am 01:00 AM
TOSETTHERIGHTTIMEZONEINPHP, usedate_default_timezone_set () functionattStartOfyourscriptwitHavalidInlifiersuchas'America/new_york'.1.edate_default_timezone_set () beforeanydate/timeFunctions.2
