nece001 / php-decision-table
PHP 决策表/判决表,使用场景:用多个单个状态判断对象的综合状态
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pkg:composer/nece001/php-decision-table
Requires
- php: >=5.2
README
PHP 决策表/判决表,使用场景:用多个单个状态判断对象的综合状态
示例:
<?php // 定义一个用来决定下雨是否出门的决策表 class RainTable extends DecisionTableAbstract { protected function buildTable() { // 条件值并不局限于0和1,可以用“===”比较的都可以 $this->addRule(array('下雨' => 1, '有车' => 1, '有事' => 1), '出门'); $this->addRule(array('下雨' => 0, '有车' => 0, '有事' => 0), '呆家'); $this->addRule(array('下雨' => 1, '有车' => 1, '有事' => 0), '呆家'); $this->addRule(array('下雨' => 1, '有车' => 0, '有事' => 0), '呆家'); $this->addRule(array('下雨' => 1, '有车' => 0, '有事' => 1), '出门'); $this->addRule(array('下雨' => 0, '有车' => 1, '有事' => 1), '出门'); $this->addRule(array('下雨' => 0, '有车' => 0, '有事' => 1), '出门'); $this->addRule(array('下雨' => 0, '有车' => 1, '有事' => 0), '呆家'); } } $r = new RainTable(); echo $r->decide(array('下雨' => 1, '有车' => 1, '有事' => 1)); // 输出:出门 echo $r->decide(array('有车' => 0, '有事' => 0, '下雨' => 1)); // 输出:呆家