Add: Cart.php的头部声明namespace Mypack; 然后在composer.json文件的autoload/psr-4 inside the
node
"Mypack\":"vendor/mypack"
In addition: It is not recommended to place customized class files in the vendor directory. You can create a directory with other names such as the same level library yourself.
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Add:
nodeCart.php的头部声明namespace Mypack;然后在
composer.json文件的autoload/psr-4inside theIn addition: It is not recommended to place customized class files in the vendor directory. You can create a directory with other names such as the same level
libraryyourself.