If you just use <dictionary>[<key>] = <value> and if the key doesn't exist, the key will be automatically added. – Jyotirmay Kumar Jha. Dec 30 '20 at 5:23. Re ... ... <看更多>
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Severity: Notice
Message: Trying to access array offset on value of type null
Filename: controllers/Pages.php
Line Number: 521
Backtrace:
File: /var/www/html/KOL/voice/application/controllers/Pages.php
Line: 521
Function: _error_handler
File: /var/www/html/KOL/voice/public/index.php
Line: 319
Function: require_once
Severity: Notice
Message: Trying to access array offset on value of type null
Filename: controllers/Pages.php
Line Number: 521
Backtrace:
File: /var/www/html/KOL/voice/application/controllers/Pages.php
Line: 521
Function: _error_handler
File: /var/www/html/KOL/voice/public/index.php
Line: 319
Function: require_once
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If you just use <dictionary>[<key>] = <value> and if the key doesn't exist, the key will be automatically added. – Jyotirmay Kumar Jha. Dec 30 '20 at 5:23. Re ... ... <看更多>
The technique is when you have a python dictionary and a function that you intend to use on it. You insert an extra element into the dict, whose value is ... ... <看更多>