intl_is_failure()

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

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

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