PHP从值计数创建一个新数组

时间:2015-09-02 08:46:17

标签: php arrays

我原来的数组是:

Array
(
[0] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-29
    )

[1] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-29
    )

[2] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-29
    )

[3] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-29
    )

[4] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-29
    )

[5] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-29
    )

[6] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-29
    )

[7] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-29
    )

[8] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-29
    )

[9] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-29
    )

[10] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-29
    )

[11] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-29
    )

[12] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-29
    )

[13] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-29
    )

[14] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-29
    )

[15] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-30
    )

[16] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-30
    )

[17] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-30
    )

[18] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-30
    )

[19] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-30
    )

[20] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-30
    )

[21] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-30
    )

[22] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-30
    )

[23] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-30
    )

[24] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-30
    )

[25] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-30
    )

[26] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-30
    )

[27] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-30
    )

[28] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-30
    )

[29] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-30
    )

[30] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-30
    )

[31] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-30
    )

[32] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-30
    )

[33] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-30
    )

[34] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-30
    )

[35] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-30
    )

[36] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-30
    )

[37] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-30
    )

[38] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-30
    )

[39] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[40] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[41] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[42] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-31
    )

[43] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[44] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[45] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[46] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-31
    )

[47] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-31
    )

[48] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-31
    )

[49] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[50] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[51] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[52] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[53] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[54] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-31
    )

[55] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-31
    )

[56] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-31
    )

[57] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-31
    )

[58] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[59] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[60] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[61] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[62] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[63] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[64] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[65] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-31
    )

[66] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-31
    )

[67] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-31
    )

[68] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[69] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[70] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[71] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[72] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[73] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-31
    )

[74] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[75] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[76] => Array
    (
        [tracking_isbot] => 0
        [tracking_date] => 2015-08-31
    )

[77] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-31
    )

[78] => Array
    (
        [tracking_isbot] => 1
        [tracking_date] => 2015-08-31
    )

)

我试图创建一个返回一个新数组的函数,后者可以在图表中使用,我创建的函数代码如下:

function chartData($results) {
$data = array();
$bots = 1;
$human = 1;
foreach($results as $subresults) {
    if($subresults['tracking_isbot'] === 1) {
        $data['bots'][$subresults['tracking_date']] = $bots++;
    } else {
        $data['human'][$subresults['tracking_date']] = $human++;
    }
}
return $data;
}

我从上述功能中获取的数据不正确:

Array
(
[human] => Array
    (
        [2015-08-29] => 9
        [2015-08-30] => 27
        [2015-08-31] => 53
    )

[bots] => Array
    (
        [2015-08-29] => 6
        [2015-08-30] => 12
        [2015-08-31] => 26
    )

)

你能否告诉我这里我做错了什么......

2 个答案:

答案 0 :(得分:0)

好吧,我想你的计数是不正确的,这对我来说绝对有意义,因为你总结了所有内容并把它放入数组......

我试着解释一下: 你每次被击中时都会增加$ bot和$ human值并将其推入值中。这总结得非常快,并且此时会产生一个帐户 - 而不是此日期的数据计数。

试试这个:

function chartData($results) {
    $data = array();

    foreach($results as $subresults) {
        $date = $subresults['tracking_date'];
        $key = 'human';

        if($subresults['tracking_isbot'] === 1) {
            $key = 'bots';
        } 

        if(!array_key_exists($date, $data[$key]))
            $data[$key][$date] = 1;
        else
            $data[$key][$date]++;
    }
    return $data;
}

希望这有帮助

答案 1 :(得分:0)

function chartData($results) {

    $newArray = array('human' => array(), 'bots' => array());

    foreach($results as $index => $result) {
        if($result['tracking_isbot'] == 1) {
            if(isset($newArray['bots'][$result['tracking_date']])) {
                $newArray['bots'][$result['tracking_date']] += 1;
            } else {
                $newArray['bots'][$result['tracking_date']] = 1;
            }
        } else {
            if(isset($newArray['human'][$result['tracking_date']])) {
                $newArray['human'][$result['tracking_date']] += 1;
            } else {
                $newArray['human'][$result['tracking_date']] = 1;
            }
        }
    }

    return $newArray;
}

您尝试计算每tracking_date个人/机器人的数量,如果我正确,那么上述功能就可以完成。