Function ldap_set_option is unsafe to use. It can return FALSE instead of throwing an exception. Please add 'use function Safe\ldap_set_option;' at the beginning of the file to use the variant provided by the 'thecodingmachine/safe' library.

Function ldap_bind is unsafe to use. It can return FALSE instead of throwing an exception. Please add 'use function Safe\ldap_bind;' at the beginning of the file to use the variant provided by the 'thecodingmachine/safe' library.

Function ldap_get_entries is unsafe to use. It can return FALSE instead of throwing an exception. Please add 'use function Safe\ldap_get_entries;' at the beginning of the file to use the variant provided by the 'thecodingmachine/safe' library.

Comparison operation "<" between int<0, max> and array|int results in an error.