Getting Started with PHP: Part 3: Structure and variable existence

And here we are on part 3 of “Getting Started with PHP”! Today we have… Using effective website structure to make your life easier Overview of PHP isset and empty commands Using PHP to do your heavy lifting (using variables) Overview of PHP Isset && Empty Commands Within PHP, it is important to determine if our variables ‘actually’ exist, and/or are specified in any number of formats. For example: $variable = NULL; echo $variable; Will […]