PHP 二维数组按照指定键排序(正序或倒叙均可)

    public static function array_sort( $array, $keys, $type= 'asc' ) {
        if ( ! isset ( $array ) || !is_array( $array ) || empty ( $array ) ) return '' ;
        if ( ! isset ( $keys ) || trim( $keys ) == '' ) return '' ;
        if ( ! isset ( $type ) || $type == '' || !in_array( strtolower( $type ), array ( 'asc' , 'desc' ) ) ) return '' ;
       
        $keysvalue  = [];
        foreach ( $array as $key => $val ) {
            $val[ $keys ]   = str_replace( '-' , '' , $val[ $keys ] );
            $val[ $keys ]   = str_replace( ' ' , '' , $val[ $keys ] );
            $val[ $keys ]   = str_replace( ':' , '' , $val[ $keys ] );
            $keysvalue[]    = $val[ $keys ];
        }
       
        asort( $keysvalue ); //key值排序
        reset( $keysvalue ); //指针重新指向数组第一个
        foreach ( $keysvalue as $key => $vals )
            $keysort[] = $key;
       
        $keysvalue  = [];
        $count      = count( $keysort );
        if ( strtolower( $type ) != 'asc' ) {
            for ( $i = $count - 1; $i >= 0; $i-- )
                $keysvalue[] = $array[ $keysort[ $i ] ];
        } else {
            for ( $i = 0; $i < $count; $i++ )
                $keysvalue[] = $array[ $keysort[ $i ] ];
        }
        return $keysvalue;
    }

转载于:https://www.cnblogs.com/wxgthinking/p/7884869.html

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