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:<?php function hello($f) { print("Hello $f!\n");}hello("Bob");?>This script will print:Hello Bob! PHP
Topic: Functions
How To Invoke a User Function?
Browse random answers:
What is a Function?
How To Define a User Function?
How To Invoke a User Function?
How To Return a Value Back to the Function Caller?
How To Pass an Argument to a Function?
How Variables Are Passed Through Arguments?
How To Pass Variables By References?
Can You Define an Argument as a Reference Type?
Can You Pass an Array into a Function?
How Arrays Are Passed Through Arguments?
How To Pass Arrays By References?
Can You Define an Array Argument as a Reference Type?
How To Return an Array from a Function?
What Is the Scope of a Variable Defined in a Function?
What Is the Scope of a Variable Defined outside a Function?
How To Access a Global Variable inside a Function?
How Values Are Returned from Functions?
How To Return a Reference from a Function?
How To Specify Argument Default Values?
How To Define a Function with Any Number of Arguments?
How is it possible to return a value from a function?
What is the function func_num_args() used for?
Explain about Functions in PHP?
