douqin231881 2017-12-18 11:31
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如何回显.txt的位置?

I'm doing a code based on two .txt, one with names and the other with birthdays. I'm reading them and when the day date coincides with the date.txt, the name in the coincident line of the names.txt will be shown, but when I do the comparison, only the last line of the names.txt appears.

That's the code:

<?php

    $nome   =   fopen("nome.txt", "r");
    while(!feof($nome)){
        $pessoa =   fgets($nome);
    }   fclose($nome);

    $current    =   date("d-m");
    $content    =   fopen("data.txt", "r");

    while (!feof($content)){
        $linha  = fgets($content);
        if (strtotime($linha)   ==  strtotime($current))   {
            echo $pessoa;
            echo '<br>';
        }
    }   fclose($content);

    ?>

Content of the .txt:


nome.txt:

teste

teste1

teste2

teste3


data.txt:

12-12

18-12

12-12

12-12

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2条回答 默认 最新

  • drb56625 2017-12-18 12:06
    关注

    You can process line by line from both files at the same time

    <?php
    
        $nome    =   fopen("nome.txt", "r");
        $content =   fopen("data.txt", "r");
        $current =   date("d-m");
    
        while(!feof($nome) && !feof($content)){
            $pessoa =   fgets($nome);
            $linha  = fgets($content);
    
            if (trim($current) == trim($linha))   {
                echo $pessoa;
                echo '<br>';
            }
        }   
    
        fclose($content);
        fclose($nome);
    
    ?>
    

    Or you can read entire file into an array using file function but this may be slower

    <?php
    
        $nome    =   file("nome.txt");
        $content =   file("data.txt");
        $current =   date("d-m");
    
        foreach($content as $key => $linha)
    
            if (trim($current) == trim($linha))   {
                echo $nome[$key];
                echo '<br>';
            }
    
    ?>
    
    本回答被题主选为最佳回答 , 对您是否有帮助呢?
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