在帖子和自定义帖子类型管理员屏幕中重命名自定义列

i want to rename a column (tags) of Posts in admin panel.

**title      author     categories     comments     date       tags**
title1       admin      cat            1            9-9-14     php,wordpress
title2       admin      cat            2            9-6-14     php

i want to change tags column with named keywords like below:

**title      author     categories     comments     date       keywords**
 title1       admin      cat            1            9-9-14     php,wordpress
 title2       admin      cat            2            9-6-14     php

how can i do it?

Use the filter manage_edit-{post_type}_columns:

add_filter( 'manage_edit-post_columns', 'so_25737839' );

function so_25737839( $columns ) 
{
    $columns['tags'] = 'Keywords';
    return $columns;
}