# intl_is_failure

(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0)

intl_is_failure — Check whether the given error code indicates failure

### 说明

intl_is_failure ( int `$error_code` ) : bool

### 参数

`error_code`

  is a value that returned by functions: intl_get_error_code(), collator_get_error_code() .

### 返回值

`TRUE` if it the code indicates some failure, and `FALSE` in case of success or a warning.

### 范例

Example #1 intl_is_failure() example

    <?php
    function check( $err_code )
    {
        var_export( intl_is_failure( $err_code ) );
        echo "\n";
    }

    check( U_ZERO_ERROR );
    check( U_USING_FALLBACK_WARNING );
    check( U_ILLEGAL_ARGUMENT_ERROR );
    ?>

以上例程的输出类似于：

    false
    false
    true

### 参见

- intl_get_error_code() - Get the last error code
- collator_get_error_code() - Get collator's last error code
- Collator-getErrorCode() - Get collator's last error code