A PHP Error was encountered

Severity: 8192

Message: Unparenthesized `a ? b : c ? d : e` is deprecated. Use either `(a ? b : c) ? d : e` or `a ? b : (c ? d : e)`

Filename: helpers/url_helper.php

Line Number: 162

Backtrace:

File: /home/salam706/demos.pricelesswebsite.com/eSMS-OnlineSchoolManagementSystem/application/controllers/Home.php
Line: 9
Function: __construct

File: /home/salam706/demos.pricelesswebsite.com/eSMS-OnlineSchoolManagementSystem/index.php
Line: 293
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Trying to access array offset on value of type null

Filename: controllers/Home.php

Line Number: 20

Backtrace:

File: /home/salam706/demos.pricelesswebsite.com/eSMS-OnlineSchoolManagementSystem/application/controllers/Home.php
Line: 20
Function: _error_handler

File: /home/salam706/demos.pricelesswebsite.com/eSMS-OnlineSchoolManagementSystem/index.php
Line: 293
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Trying to access array offset on value of type null

Filename: controllers/Home.php

Line Number: 21

Backtrace:

File: /home/salam706/demos.pricelesswebsite.com/eSMS-OnlineSchoolManagementSystem/application/controllers/Home.php
Line: 21
Function: _error_handler

File: /home/salam706/demos.pricelesswebsite.com/eSMS-OnlineSchoolManagementSystem/index.php
Line: 293
Function: require_once