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@ 2014-10-30T06:20:50Z

<?php
/** 初始化设置查询关键词和查询内容 **/
$names = array(
  '真三国无双',
  '无双剑姬',
  '虚无',
  '一时无两',
  '南无阿弥陀佛',
  '崖山之后无中国',
);
$search = array("无","双");

/** 劈开字符串 **/
$res = array();
foreach($names as $name) {
	preg_match_all("/./u", $name, $match);
	$res[$name]['single'] = $match[0];
}
print_r($res);

/** 对字符串进行遍历，存储匹配到的位置，对没有匹配到所有的关键词的字符串剔除，匹配到所有的将位置相加，越小的排名越靠前 **/
foreach($res as $name => $v) {
	$pos = array();
	foreach($v['single'] as $k => $s) {
		if(in_array($s, $search)) $pos[$s][] = $k;
	}
	if(count($pos) != count($search)) {
		unset($res[$name]);
	} else {
		$seq = 0;
		array_walk_recursive($pos, function($i) use(&$seq) {
			$seq += $i;
		});
		$res[$name] = $seq;
	}
}

ksort($res);
$res = array_keys($res);

var_dump($res);

Output for git.master, git.master_jit, rfc.property-hooks: Array ( [真三国无双] => Array ( [single] => Array ( [0] => 真 [1] => 三 [2] => 国 [3] => 无 [4] => 双 ) ) [无双剑姬] => Array ( [single] => Array ( [0] => 无 [1] => 双 [2] => 剑 [3] => 姬 ) ) [虚无] => Array ( [single] => Array ( [0] => 虚 [1] => 无 ) ) [一时无两] => Array ( [single] => Array ( [0] => 一 [1] => 时 [2] => 无 [3] => 两 ) ) [南无阿弥陀佛] => Array ( [single] => Array ( [0] => 南 [1] => 无 [2] => 阿 [3] => 弥 [4] => 陀 [5] => 佛 ) ) [崖山之后无中国] => Array ( [single] => Array ( [0] => 崖 [1] => 山 [2] => 之 [3] => 后 [4] => 无 [5] => 中 [6] => 国 ) ) ) array(2) { [0]=> string(12) "无双剑姬" [1]=> string(15) "真三国无双" }

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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