PHP Built-in Functions. PHP has over 1000 built-in functions that can be called directly, from within a script, to perform a specific task. Please check out our PHP reference for a complete overview of the PHP built-in functions.
Creating a PHP Function; Calling a PHP Function; In fact you hardly need to create your own PHP function because there are already more than 1000 of built-in library functions created for different area and you just need to call them according to your requirement. Please refer to PHP Function Reference for a complete set of useful functions.
From PHP you are able to open up a file on your server and write to it. If the file does not exist we can create it, however, if the file already exists you must chmod it to 777 so it will be writable.Read More
Functions in PHP. In this part of the PHP programming tutorial, we talk about functions. A function is a piece of code in a larger program. The function performs a specific task.Read More
Its very simple to create own PHP function in programming. Suppose that you want to create an own PHP function which will write a message on your browser when you will call it. Example:-Let’s create a function called simpleMessage() after that calls it just creating it.Read More
PHP functions ( 6 exercises with solution) 1. Write a function to calculate the factorial of a number (a non-negative integer). The function accepts the number as an argument. Go to the editor. Click me to see the solution. 2. Write a function to check whether a number is prime or not. Go to the editor.Read More
PHP - Functions. A function is just a name we give to a block of code that can be executed whenever we need it. This might not seem like that big of an idea, but believe me, when you understand and use functions you will be able to save a ton of time and write code that is much more readable!Read More
PHP Examples. This section contains a brief collection of examples demonstrating the various PHP functions and its features in real action.Read More
Write a PHP program to decapitalize the first letter of the string and then adds it with rest of the string. Go to the editor. Sample Output: python Click me to see the solution. 98. Write a PHP program to create a new function that composes multiple functions into a single callable. Go to the editor. Sample Output: 16 20 Click me to see the.Read More
PHP Examples. This section contains PHP examples with source codes and output. PHP Code to print text using print command; PHP Code to print text using echo command; PHP program to create a function to find the addition of two integer numbers.Read More