Php/docs/function.libxml-use-internal-errors
libxml_use_internal_errors
(PHP 5 >= 5.1.0, PHP 7)
libxml_use_internal_errors — Disable libxml errors and allow user to fetch error information as needed
说明
libxml_use_internal_errors
([ bool|null $use_errors = null
] ) : bool
libxml_use_internal_errors() allows you to disable standard libxml errors and enable user error handling.
参数
use_errors- Enable (
true) user error handling or disable (false) user error handling. Disabling will also clear any existing libxml errors.
返回值
This function returns the previous value of
use_errors.
更新日志
| 版本 | 说明 |
|---|---|
| 8.0.0 | use_errors is nullable now. Previously, its default
was |
范例
Example #1 A libxml_use_internal_errors() example
This example demonstrates the basic usage of libxml errors and the value returned by this function.
<?php// enable user error handlingvar_dump(libxml_use_internal_errors(true));// load the document$doc = new DOMDocument;if (!$doc->load('file.xml')) { foreach (libxml_get_errors() as $error) { // handle errors here } libxml_clear_errors();}?>
以上例程会输出：
bool(false)
