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php 数组比较,查找连续数实例

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Release: 2016-06-08 17:27:25
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<script>ec(2);</script>

$data = array();
$data[]= array("01" ,"02", "18" , "29" , "31" , "32");
$data[]= array("02" ,"09", "11" , "22" , "24" , "27");
$data[]= array("07" ,"16", "26" , "27" , "29" , "31");
$data[]=array("04", "05", "07", "10", "13", "25");
$data[]=array("02", "04", "05", "08", "19", "22");
$data[]=array("03", "04", "15", "25", "26", "30");
$data[]=array("01", "03", "06", "12", "16", "32");
$data[]=array("01", "05", "14", www.111cn.net, "17", "22");

// 判断表格中3个以上的连续
function checkAll($sourceArr2D) {
       
        $count = sizeof($sourceArr2D);
        for($i=0; $i                 check_h($sourceArr2D[$i], $i);//找寻水平方向
                if($i>0) {
                        check_v($sourceArr2D, $i);// 找寻竖直方向
                        check_l($sourceArr2D, $i);// 找寻/方向
                        check_r($sourceArr2D, $i);// 找寻方向
                }
        }

}

// 判断水平方向
$h = array();// 保存水平方向上的搜寻结果
function check_h($arr, $rownum) {
        //sort($arr, SORT_NUMERIC);
        global $h;
        $flag = false;
        for($i=2; $i                 if( $arr[$i-2]==$arr[$i]-2 ){ // 因为数组内数字不重复且有序故可取巧
                        if(!$flag) {
                                $h[$rownum] = array($arr[$i-2], $arr[$i-1], $arr[$i]);
                                $flag = true;
                        }else{
                                array_push($h[$rownum], $arr[$i]);
                        }
                }
        }
}

// 判断竖直方向
$v = array();// 保存竖直方向上的搜寻结果
function check_v($sourceArr2D, $rownum) {
        global $v;
        for($i=0; $i                 $val = $sourceArr2D[$rownum][$i];
                if( in_array($rownum.'.'.$val, $v) ){
                        continue;
                }
                if( in_array($val,$sourceArr2D[$rownum-1]) && in_array($val,$sourceArr2D[$rownum+1]) ){
                        array_push($v, ($rownum-1).'.'.$val, $rownum.'.'.$val, ($rownum+1).'.'.$val);
                        $tmp = $rownum + 2;
                        while( ($tmp                                 array_push($v, $tmp.'.'.$val);
                                $tmp++;
                        }

                }
        }
}

// 判断/方向
$l = array();// 保存/方向上的搜寻结果
function check_l() {
}

// 判断方向
$r = array();// 保存方向上的搜寻结果
function check_r() {
}

// 结束定义,开始应用
checkAll($data);
echo '

水平方向上的找寻:';
print_r($h);
echo '

竖直方向上的找寻:';
print_r($v);
echo '

/方向上的找寻:';
print_r($l);
echo '

方向上的找寻:';
print_r($r);

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