有很多关于如何启用、禁用、更改和修复管理栏的资源，但根据一个学生的问题，我们只想了解它是如何创建的。
我们知道：1。轨迹以页脚开始。php->wp\\u footer（）；2、trail以wp\\u includes/adminbar结尾。php
中间有什么线索？
管理栏在哪里实例化？
1 个回复
最合适的回答,由SO网友:mmm 整理而成
以下是WordPress 4.9.2后端主页中adminbar呈现的回溯
array (
\'file\' => \'wp-admin/index.php\',
\'line\' => 100,
\'function\' => \'include\',
)
array (
\'file\' => \'wp-admin/admin-header.php\',
\'line\' => 219,
\'function\' => \'do_action\',
)
array (
\'file\' => \'wp-includes/plugin.php\',
\'line\' => 457,
\'function\' => \'do_action\',
\'class\' => \'WP_Hook\',
\'type\' => \'->\',
)
array (
\'file\' => \'wp-includes/class-wp-hook.php\',
\'line\' => 310,
\'function\' => \'apply_filters\',
\'class\' => \'WP_Hook\',
\'type\' => \'->\',
)
array (
\'file\' => \'wp-includes/class-wp-hook.php\',
\'line\' => 286,
\'function\' => \'wp_admin_bar_render\',
)
array (
\'file\' => \'wp-includes/admin-bar.php\',
\'line\' => 92,
\'function\' => \'render\',
\'class\' => \'WP_Admin_Bar\',
\'type\' => \'->\',
)
array (
\'file\' => \'wp-includes/class-wp-admin-bar.php\',
\'line\' => 263,
\'function\' => \'_render\',
\'class\' => \'WP_Admin_Bar\',
\'type\' => \'->\',
)
array (
\'file\' => \'wp-includes/class-wp-admin-bar.php\',
\'line\' => 413,
)
array (
\'file\' => \'index.php\',
\'line\' => 17,
\'function\' => \'require\',
)
array (
\'file\' => \'wp-blog-header.php\',
\'line\' => 19,
\'function\' => \'require_once\',
)
array (
\'file\' => \'wp-includes/template-loader.php\',
\'line\' => 74,
\'function\' => \'include\',
)
array (
\'file\' => \'wp-content/themes/storefront/page.php\',
\'line\' => 38,
\'function\' => \'get_footer\',
)
array (
\'file\' => \'wp-includes/general-template.php\',
\'line\' => 76,
\'function\' => \'locate_template\',
)
array (
\'file\' => \'wp-includes/template.php\',
\'line\' => 647,
\'function\' => \'load_template\',
)
array (
\'file\' => \'wp-includes/template.php\',
\'line\' => 688,
\'function\' => \'require_once\',
)
array (
\'file\' => \'wp-content/themes/storefront/footer.php\',
\'line\' => 36,
\'function\' => \'wp_footer\',
)
array (
\'file\' => \'wp-includes/general-template.php\',
\'line\' => 2630,
\'function\' => \'do_action\',
)
array (
\'file\' => \'wp-includes/plugin.php\',
\'line\' => 457,
\'function\' => \'do_action\',
\'class\' => \'WP_Hook\',
\'type\' => \'->\',
)
array (
\'file\' => \'wp-includes/class-wp-hook.php\',
\'line\' => 310,
\'function\' => \'apply_filters\',
\'class\' => \'WP_Hook\',
\'type\' => \'->\',
)
array (
\'file\' => \'wp-includes/class-wp-hook.php\',
\'line\' => 286,
\'function\' => \'wp_admin_bar_render\',
)
结束