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wordpress函数add_user_meta()用法示例

add_user_meta( int $user_id,  string $meta_key,  mixed $meta_value,  bool $unique = false )

Add meta data field to a user.


描述

Post meta data is called "Custom Fields" on the Administration Screens.


参数

$user_id

(int)
(Required)
User ID.

$meta_key

(string)
(Required)
Metadata name.

$meta_value

(mixed)
(Required)
Metadata value.

$unique

(bool)
(Optional)
Whether the same key should not be added.

Default value: false


返回值

(int|false) Meta ID on success, false on failure.


源代码

File: wp-includes/user.php

function add_user_meta($user_id, $meta_key, $meta_value, $unique = false) {
	return add_metadata('user', $user_id, $meta_key, $meta_value, $unique);
}

更新日志

Version 描述
3.0.0 Introduced.

相关函数

Uses

  • wp-includes/meta.php:
    add_metadata()

Used By

  • wp-admin/includes/class-wp-internal-pointers.php:
    WP_Internal_Pointers::dismiss_pointers_for_new_users()

User Contributed Notes

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    Contributed by Codex

    Examples

    
    <?php
    $user_id = 1;
    $awesome_level = 1000;
    add_user_meta( $user_id, '_level_of_awesomeness', $awesome_level);
    ?>
    

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