{"id":422,"title":"\u53d6\u65e0\u9650\u7ea7\u83dc\u5355\u7684\u4e0b\u7ea7ids","good":0,"bad":0,"hit":1766,"created_at":"2019-03-08 17:43:08","content":"<p>\u81ea\u5df1\u5199\u7684<br\/><\/p><pre class=\"brush:php;toolbar:false\">\/**\n&nbsp;*&nbsp;\u53d6\u4e0b\u7ea7ids\n&nbsp;*&nbsp;@param&nbsp;$arr\n&nbsp;*&nbsp;@param&nbsp;string&nbsp;$idName&nbsp;id\u5b57\u6bb5\u540d\n&nbsp;*&nbsp;@param&nbsp;string&nbsp;$pidName&nbsp;\u4e0a\u7ea7id\u5b57\u6bb5\u540d\n&nbsp;*&nbsp;@param&nbsp;number&nbsp;$idValue&nbsp;\u8981\u7684\u7684id\u7684\u503c\n&nbsp;*&nbsp;@param&nbsp;int&nbsp;$try&nbsp;\u6807\u8bb0\u7b2c\u4e00\u6b21\uff0cforeach\u4e2dstatic\u53d8\u91cf\u95ee\u9898\n&nbsp;*&nbsp;@return&nbsp;array&nbsp;\u5305\u62ec\u67e5\u8be2\u7684id\u672c\u8eab\n&nbsp;*\/\nfunction&nbsp;getSonIds($arr,&nbsp;$idName,&nbsp;$pidName,&nbsp;$idValue,&nbsp;$try&nbsp;=&nbsp;0)\n{\n&nbsp;&nbsp;&nbsp;&nbsp;static&nbsp;$cols&nbsp;=&nbsp;[];\n&nbsp;&nbsp;&nbsp;&nbsp;static&nbsp;$ids&nbsp;=&nbsp;[];\n&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;(!$try&nbsp;&amp;&amp;&nbsp;($cols&nbsp;||&nbsp;$ids))&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$cols&nbsp;=&nbsp;[];\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$ids&nbsp;=&nbsp;[];\n&nbsp;&nbsp;&nbsp;&nbsp;}\n&nbsp;&nbsp;&nbsp;&nbsp;$finds&nbsp;=&nbsp;array_column_search($arr,&nbsp;$pidName,&nbsp;$idValue);\n&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;($finds)&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$cols&nbsp;=&nbsp;array_merge($cols,&nbsp;$finds);\n&nbsp;&nbsp;&nbsp;&nbsp;}\n&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;($finds)&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;++$try;\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;foreach&nbsp;($finds&nbsp;as&nbsp;$find)&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;getSonIds($arr,&nbsp;$idName,&nbsp;$pidName,&nbsp;$find[$idName],&nbsp;$try);\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}\n&nbsp;&nbsp;&nbsp;&nbsp;}\n&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;($cols)&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$ids&nbsp;=&nbsp;array_column($cols,&nbsp;$idName);\n&nbsp;&nbsp;&nbsp;&nbsp;}\n&nbsp;&nbsp;&nbsp;&nbsp;array_push($ids,&nbsp;$idValue);\n\n&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;$ids;\n}\n\nfunction&nbsp;array_column_search($arr,&nbsp;$filed,&nbsp;$value)\n{\n&nbsp;&nbsp;&nbsp;&nbsp;$return&nbsp;=&nbsp;[];\n&nbsp;&nbsp;&nbsp;&nbsp;foreach&nbsp;($arr&nbsp;as&nbsp;$k&nbsp;=&gt;&nbsp;$v)&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;($v[$filed]&nbsp;==&nbsp;$value)&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$return[]&nbsp;=&nbsp;$v;\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}\n&nbsp;&nbsp;&nbsp;&nbsp;}\n&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;$return;\n}<\/pre><p><br\/><\/p>"}