【问题标题】:cant instance class dinamically in my bootstrap logic无法在我的引导逻辑中动态实例化类
【发布时间】:2018-01-25 21:01:58
【问题描述】:

我创建了一个结构来启动我的 php 框架,但没有任何东西可以使它工作,因为从逻辑上讲,应该可以实例化“require”中指示的类,但我不能从一个字符串动态实例化它们:

$require_module = 'contact';
$instance = new $require_module;

composer.json

{
    "require": {
        "illuminate/database": "*",
        "illuminate/routing": "~5.1.16",
        "illuminate/events": "~5.1.16"
    },
    "autoload": {
    "psr-4": {
        "System\\" : "system/libs/"

    }
  }
}

index.php

<?php
    require_once 'vendor/autoload.php';
    require_once './system/sys_functions.php';

    // Load all app modules controller into modules folder
    foreach (read_modules() as $require_module){

            require "./modules/$require_module/controller.php";
            $instance   = new $require_module;

            // output Fatal error: Uncaught Error: Class 'contact' not found in /var/www/html/fsib/test.php:15 Stack trace: #0 {main} thrown in /var/www/html/fsib/test.php on line 15

    }

?>

modules/contact/controller.php

<?php
namespace System\Core;
Class contact extends Fsib_controller
{
}
?>

system/libs/fsib_controller.php

<?php
namespace System\Core;

  class Fsib_controller
  {

  }
?>

【问题讨论】:

    标签: php frameworks namespaces logic


    【解决方案1】:

    这是解决方案,我可以解决它。

        <?php
            require_once 'vendor/autoload.php';
            require_once './system/sys_functions.php';
    
            // Load all app modules controller into modules folder
            foreach (read_modules() as $require_module){
    
                    require "./modules/$require_module/controller.php";
                    $namesp =  "System\Core\\";
                    $className  = $module_name;
    
                    $load = $namesp.$className;
                    $instance   = new $load;
    
    
                    // output Fatal error: Uncaught Error: Class 'contact' not found in /var/www/html/fsib/test.php:15 Stack trace: #0 {main} thrown in /var/www/html/fsib/test.php on line 15
    
            }
    
    ?>
    

    【讨论】:

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