Creating Your Own Functions in PHP

Q

Where to find tutorials on how to create Your Own Functions in PHP?

✍: FYIcenter.com

A

A collection of tutorials to answer many frequently asked questions on Creating Your Own Functions in PHP. Topics included in this collection are:

Defining a User Function in PHP

Invoking a User Function in PHP

Returning a Value from a Function in PHP

Passing an Argument to a Function in PHP

Variables Are Passed by Values in PHP

Passing Variables by References in PHP

Defining an Argument as a Reference in PHP

Passing Arrays to Function in PHP

Passing Arrays by Values to Functions in PHP

Passing Arrays by References to Functions in PHP

Defining an Array Argument as Reference in PHP

Returning an Array from a Function in PHP

Local Variables in a Function in PHP

Global Variables in Main Script in PHP

Accessing Global Variables inside a Function in PHP

Function Returns Data by Value in PHP

Returning a Reference from a Function in PHP

Specifying Argument Default Values in PHP

Function with Undefined Number of Arguments in PHP

⇒ Defining a User Function in PHP

⇐ Getting Minimum/Maximum Value of an Array in PHP

⇑⇑ PHP Tutorials

2016-12-28, 2324👍, 0💬

Padding an Array with a Given Value in PHP
How To Pad an Array with the Same Value Multiple Times in PHP? If you want to add the same value multiple times to the end or beginning of an array, you can use the array_pad($array, $new_size, $value) function. If the second argument, $new_size, is positive, it will pad to the end of the array. If ... 2017-01-05, 2625👍, 0💬

Creating Your Own Functions in PHP
Where to find tutorials on how to create Your Own Functions in PHP? A collection of tutorials to answer many frequently asked questions on Creating Your Own Functions in PHP. Topics included in this collection are: Defining a User Function in PHP Invoking a User Function in PHP Returning a Value fro... 2016-12-28, 2325👍, 0💬

Truncating an Array in PHP
How To Truncate an Array in PHP? If you want to remove a chunk of values from an array, you can use the array_splice($array, $offset, $length) function. $offset defines the starting position of the chunk to be removed. If $offset is positive, it is counted from the beginning of the array. If negativ... 2017-01-05, 1725👍, 0💬

Defining a User Function in PHP
How To Define a User Function? in PHP? You can define a user function anywhere in a PHP script using the function statement like this: "function name() {...}". Here is a PHP script example on how to define a user function: <?php function msg() { print("Hello world!\n"); } msg(); ?> Thi... 2016-12-28, 1401👍, 0💬

Joining Array Values into a Single String in PHP
How To Join Multiple Strings Stored in an Array into a Single String in PHP? If you multiple strings stored in an array, you can join them together into a single string with a given delimiter by using the implode() function. Here is a PHP script on how to use implode(): <?php $date = array('0... 2017-01-05, 1386👍, 0💬

Splitting a String into an Array in PHP
How To Split a String into an Array of Substring in PHP? There are two functions you can use to split a string into an Array of Substring: explode(substring, string) - Splitting a string based on a substring. Faster than split(). split(pattern, string) - Splitting a string based on a regular express... 2016-12-28, 1357👍, 0💬

Invoking a User Function in PHP
How To Invoke a User Function? in PHP? You can invoke a function by entering the function name followed by a pair of parentheses. If needed, function arguments can be specified as a list of expressions enclosed in parentheses. Here is a PHP script example on how to invoke a user function: <?p... 2016-12-28, 1325👍, 0💬

Passing an Argument to a Function in PHP
How To Pass an Argument to a Function? in PHP? To pass an argument to a function, you need to: Add an argument definition in the function definition. Add a value as an argument when invoking the function. Here is a PHP script on how to use arguments in a function(): <?php function f2c($f) { r... 2016-12-24, 1316👍, 0💬

Variables Are Passed by Values in PHP
How Variables Are Passed Through Arguments? in PHP? Like more of other programming languages, variables are passed through arguments by values, not by references. That means when a variable is passed as an argument, a copy of the value will be passed into the function. Modifying that copy inside the... 2016-12-24, 1300👍, 0💬

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