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在 PHP 中使用 foreach 語(yǔ)句回顯一個(gè) 3 維數(shù)組

在 PHP 中使用 foreach 語(yǔ)句回顯一個(gè) 3 維數(shù)組

PHP
梵蒂岡之花 2023-04-28 14:16:22
我已經(jīng)看到了所有與我相關(guān)的問(wèn)題,但仍然沒(méi)有找到解決我的“簡(jiǎn)單”問(wèn)題的方法。我有一個(gè) 3 維數(shù)組,我只想顯示結(jié)果。但是當(dāng)我回應(yīng)時(shí),. "<td>".$person ['job']."</td>"我收到了錯(cuò)誤。任何建議thnx$people= array(array(    "name" => "Jennifer Kimbers",    "age"=>"45",    "email" => "abc@gmail.com",    "city" => "Seattle",    "state" => "Washington"),        array(            "job"=>"web developer"        ),array(    "name" => "Rodney Hutchers",    "age"=>"55",    "email" => "def@gmail.com",    "city" => "Los Angeles",    "state" => "California"),        array(             "job"=>"data developer"         );echo "<table>"    ."<th>FullName</th>"    ."<th>Age</th>"    ."<th>Email</th>"    ."<th>City</th>"    ."<th>State</th>"    ."<th>Job</th>"; foreach ($people as $person) {    echo "<tr>"        . "<td>" . $person ['name'] . "</td>"        . "<td>" . $person ['age'] . "</td>"        . "<td>" . $person ['email'] . "</td>"        . "<td>" . $person ['city'] . "</td>"        . "<td>" . $person ['state'] . "</td>"        . "<td>" . $person ['job'] . "</td>"        . "</tr>";}echo "</table>";
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您的數(shù)組結(jié)構(gòu)略有偏差,在


array(

    "name" => "Jennifer Kimbers",

    "age"=>"45",

    "email" => "abc@gmail.com",

    "city" => "Seattle",

    "state" => "Washington"),  // Close bracket here

        array(

            "job"=>"web developer"

        ),

這個(gè)縮進(jìn)正確的是


array(

    "name" => "Jennifer Kimbers",

    "age"=>"45",

    "email" => "abc@gmail.com",

    "city" => "Seattle",

    "state" => "Washington"),

array(

    "job"=>"web developer"),

所以你的循環(huán)試圖將它用作兩個(gè)單獨(dú)的數(shù)據(jù)位,而第二個(gè)不包含你期望的很多字段。


您需要確保在正確的位置關(guān)閉數(shù)組元素/將作業(yè)添加到與其余數(shù)據(jù)相同的元素中......


array(

    "name" => "Jennifer Kimbers",

    "age"=>"45",

    "email" => "abc@gmail.com",

    "city" => "Seattle",

    "state" => "Washington",  // Move ) after the job

    "job" => "web developer"

),

如果您需要額外級(jí)別的數(shù)組,那么您可以將其列為工作列表......


array(

    "name" => "Jennifer Kimbers",

    "age"=>"45",

    "email" => "abc@gmail.com",

    "city" => "Seattle",

    "state" => "Washington",

    "jobs" => array( "title" => "web developer")

),

顯示它們


foreach ($people as $person) {

    echo "<tr>"

        . "<td>" . $person ['name'] . "</td>"

        . "<td>" . $person ['age'] . "</td>"

        . "<td>" . $person ['email'] . "</td>"

        . "<td>" . $person ['city'] . "</td>"

        . "<td>" . $person ['state'] . "</td>"

        . "<td>";

    foreach ( $person['jobs'] as $job ) {

         echo $job . "/";

    }

    echo "</td>"

        . "</tr>";

}

雖然這樣你最終會(huì)/在職位名稱后面有一個(gè)尾隨,但它顯示了原則。您可以代替內(nèi)部foreach()循環(huán)使用...


echo implode("/", $person['jobs']);


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反對(duì) 回復(fù) 2023-04-28
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