Warning: Undefined array key "samaccountname" in C:\xampp\htdocs\irbis64r_plus\php\login_by_ldap.php on line 22

Warning: Undefined array key "password" in C:\xampp\htdocs\irbis64r_plus\php\login_by_ldap.php on line 24
{"query_samaccountname": "",
Fatal error: Uncaught Error: Call to undefined function ldap_connect() in C:\xampp\htdocs\irbis64r_plus\php\login_by_ldap.php:82 Stack trace: #0 {main} thrown in C:\xampp\htdocs\irbis64r_plus\php\login_by_ldap.php on line 82