A function is a self-contained block of code that performs a specific task. PHP has a huge collection of internal or built-in functions that you can call directly within your PHP scripts to perform a specific task, likegettype(),print_r(),var_dump, etc. ...
In this short guide, I will show you how to write a PHP function that takes an associative array of key-value pairs as a function parameter and writes its contents to a .env file. Convert an PHP Array to .env file The function has two parameters: the first is the path to the .env...
We can use the fwrite() method to write the array to the file. This method creates a writable file in the directory with the fopen() function. We can create an array and use print_r() function to return the array and use the fwrite() function to write the array to the file. The...
The function returns a resource stream that you can use to write data into. Step #2 - Write to the file using fwrite() and close it with fclose() Thefwrite()function is used to write to a file in PHP. You need to pass two arguments to the function: The$streamresource created using...
In this tutorial, we are going to learn file handling in PHP. I'll show you how to create, read, write, and delete files in PHP by using the built-in file handling functions. File handling is...
The course teaches PHP programmers how to write higher quality, cleaner code with fewer bugs and how to find bugs quickly. Free PHP Courses How to learn PHP for free can be a common desire for beginners who want to find out if they want to continue with more intensive learning. Taking a...
write(d); function Date() { return 'This is the overriden function.'; } alert(Date()); Try to Overload a Function in JavaScript JavaScript does not allow overloading a function. Instead, it will override the function. We will create two functions named sum to add different numbers of...
function Write_Output() { echo "This is the sample example of a function!"; } Write_Output(); ?> Output: Example #2 1. In PHP, a function can be a parameterized one i.e. passing arguments to the function. An arguments are just like the variables we define in the program. We can...
This tutorial will show you how to use the date() function within your PHP scripts. The date() function in PHP allows you to print the date and time using the specified format. LATEST VIDEOS You can get the date and time from any point by specifying a Unix timestamp. However, if you...
Invoking Functions: To call a function through a function pointer, you use the (*funcPtr) syntax. For example, to call myFunction through funcPtr, you would write result = (*funcPtr)(arg1);. Now, let’s walk through an example of calling functions within functions using function pointers...