Improvisation is the name of the game, and we tend to do a lot of it with plugins and themes. In that process we tend to modify functions by adding more variables to incorporate changes in them. However, unlike most of the other languages, PHP allows users to set default values for variables passed to a method too.
As a developer when you start out coding, you have a certain number of things a function will require in order for it to work, some may be optional too, so you set out to create a method signature similar to the one below.
function do_something($var1, $var2, $var3, $var4 = false, $var5 = ”) {
//process business logic here
}
Now, say you release your plugin or theme and get more feedback on features and other improvements. If the features or improvements suggested require you to change the method signature to incorporate new variables and […]
Original post by Keith Dsouza
