<span style="color: #009933; font-style: italic;">/**
* WordPress发布文章/页面时自动添加默认的自定义字段
* https://www.wpdaxue.com/add-custom-field-automatically-post-page-publish.html
*/</span>
add_action<span style="color: #009900;">(</span><span style="color: #0000ff;">'publish_page'</span><span style="color: #339933;">,</span> <span style="color: #0000ff;">'add_custom_field_automatically'</span><span style="color: #009900;">)</span><span style="color: #339933;">;</span><span style="color: #666666; font-style: italic;">//发布页面时</span>
add_action<span style="color: #009900;">(</span><span style="color: #0000ff;">'publish_post'</span><span style="color: #339933;">,</span> <span style="color: #0000ff;">'add_custom_field_automatically'</span><span style="color: #009900;">)</span><span style="color: #339933;">;</span><span style="color: #666666; font-style: italic;">//发布文章时</span>
<span style="color: #000000; font-weight: bold;">function</span> add_custom_field_automatically<span style="color: #009900;">(</span><span style="color: #000088;">$post_ID</span><span style="color: #009900;">)</span> <span style="color: #009900;">{</span>
<span style="color: #000000; font-weight: bold;">global</span> <span style="color: #000088;">$wpdb</span><span style="color: #339933;">;</span>
<span style="color: #b1b100;">if</span><span style="color: #009900;">(</span><span style="color: #339933;">!</span>wp_is_post_revision<span style="color: #009900;">(</span><span style="color: #000088;">$post_ID</span><span style="color: #009900;">)</span><span style="color: #009900;">)</span> <span style="color: #009900;">{</span>
add_post_meta<span style="color: #009900;">(</span><span style="color: #000088;">$post_ID</span><span style="color: #339933;">,</span> <span style="color: #0000ff;">'字段名'</span><span style="color: #339933;">,</span> <span style="color: #0000ff;">'字段值'</span><span style="color: #339933;">,</span> <span style="color: #009900; font-weight: bold;">true</span><span style="color: #009900;">)</span><span style="color: #339933;">;</span>
<span style="color: #009900;">}</span>
<span style="color: #009900;">}</span>
请先
!