Delete attribute values from current attributes

# ldap_mod_del

(PHP 4, PHP 5, PHP 7, PHP 8)

ldap_mod_del — Delete attribute values from current attributes

### 说明

function ldap_mod_del(
LDAP\Connection `$ldap`,
string `$dn`,
array `$entry`,
?array `$controls` = `null`
): bool

Removes one or more attribute values from the specified `dn`. Object deletions are done by the ldap_delete() function.

### 参数

`ldap`

  通过 ldap_connect() 返回的 LDAP\Connection 实例。

`dn`

  The distinguished name of an LDAP entity.

`entry`

`controls`

  Array of LDAP Controls to send with the request.

### 返回值

成功时返回 `true`， 或者在失败时返回 `false`。

### 更新日志

版本 | 说明
--- | ---
8.1.0 | 现在 `ldap` 参数接受 LDAP\Connection 实例，之前接受有效的 `ldap link` resource。
8.0.0 | `controls` is nullable now; previously, it defaulted to `[]`.
7.3.0 | Support for `controls` added

### 参见

- ldap_mod_del_ext() - Delete attribute values from current attributes
- ldap_mod_add() - Add attribute values to current attributes
- ldap_mod_replace() - Replace attribute values with new ones
- ldap_modify_batch() - Batch and execute modifications on an LDAP entry

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