How to declare Inheritance in PHP with example?
What is Inheritance?:- Inheritance means one class method or properties access to another class. The child class will inherit all public, private, protected methods or properties from the parent class….
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Difference between Public, Private & Protected Access Modifier in PHP with example
Public Access Modifier:- Public Method or variable can be accessed from anywhere in the class. It means from inside or outside the class and child class also means anywhere you…
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Insert and Retrieve data from database in PHP using MySQLI
What is Mysqli:-The Mysqli extension, or as it is used before this name the MYSQL and update extension, was developed to take advantage of new features found in Mysqli systems…
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How to Define, Call & Create a function in PHP?
What is function in PHP? PHP provides us many built-in helper partners works that you can call anyplace inside your application OR browser. They make your work process advantageous for…
Read more »How to fix – “There has been a critical error on your website” – WordPress error.
There are so many WordPress developers facing this issue in their WordPress site due to plugins or theme issues. and you will also find so many solution on this. in…
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How to define String in PHP?
A string is a group of characters, where a character is equivalent to a byte. This implies PHP just supports a 256-character set and subsequently doesn’t offer local Unicode support….
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How to Print Multidimensional Associative Array in PHP using loop with example?
Foreach Loop with Multidimensional Associative Array :- Multidimensional Associative Array is used to store using foreach loop arrays value where pairs arrays value can be an integer or string. It…
Read more »Php Error: Composer – allow_url_fopen must be enabled in php.ini
Solution $ php -i | grep allow_url_fopen $ allow_url_fopen => Off => Off $ php -d allow_url_fopen=on /opt/cpanel/composer/bin/composer update
Read more »How to run php artisan queue:listen in background on Ubuntu or Linux machine
Steps:1. Login to ubuntu machine using putty or any other ssh client2. Run command: sudo -s3. Run command: cd /opt/lamp/htdocs/<Laravel project directory name>4. Run command: sudo vi start-laravel-project-name-queue.sh5. Click “i”…
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How to Print Multidimensional Numeric Array in PHP using loop?
For Loop with Multidimensional Numeric Array:- Multidimensional Array means one or more arrays have multple array values access. It can store numbers, string multiple array uses of Nested For Loop…
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Echo Statement, Print Statement, and Here document in PHP.
Echo Statement This statement is used to output the data to the screen or printing text on the screen. For Example:- echo “Sushant Kumar”;echo ‘Sushant Kumar’;echo 59.236;echo (“Sushant Kumar”);echo “Sushant”…
Read more »What is a client, Server, Internal Data Types, and Variables in PHP?
Php Introduction PHP is an open Source Server-side programming/ Scripting language that suited for web development and can be embedded into HTML. PHP stands for Hypertext Preprocessor But it’s original…
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What is Multidimensional array in PHP with Example?
Multidimensional Array is Arrays of Array means one arrays have multiple array. You can define as it have 2Dimensional ([][]), 3Dimensional ([][][]), 4Dimensional ([][][]), and etc. ex:- How to work:-…
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How can use Array Operators in PHP with Example?
Php union:- ($a+$b) = Work as union means if same value then replace left variable to right variable(for keys that exit both array) ex:- Php Equality:- Key value same but…
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What is difference between echo, print, and print_r in PHP with example?
Echo Statement:- The echo statement is used to output in display with or without parenthesis echo or echo() but no return value. Echo Statement faster than print Statement. ex:- Print…
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What is the difference between numeric and associative array in loop with example?
For Loop with Numeric Array:- Numeric Array uses in For Loop for Declaration and Initialization as numeric index values are store and access. ex:- For Loop with Associative Array:- The…
Read more »PHP Laravel Error: Trying to access array offset on value of type null
Environment:Laravel Version: 5.5PHP Version: 7.4.0 Error stack trace:Message: Trying to access array offset on value of type null Sample code that gave me error:$filterConfig = $request->get(‘filterConfig’, null);$showAll = $filterConfig[‘show’][‘all’] ===…
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How many types of loops are there in PHP?
While Loop:-While loop keeps repeating an action until a condition returns false. Nested While loop:-Nested while loops work as while loop but in this case, you use one or more…
Read more »How to clear laravel.log in PHP Laravel
laravel.log is a file that collects all the Log messages by default into it Sometimes you need to truncate this log file for troubleshooting the application Command to be used…
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What are Comments, Constant Variable, String Interpolation, Arithmetic and Assignment Operators in PHP?
Comments in PHP Comments are those human-readable texts that we should add to make our code more understandable for other programmes. It is ignored by PHP and doesn’t affect your…
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