What is the difference between print() and echo()?
<ol>
<li>print() can be used as part of an expression, while echo() can’t</li>
<li>echo() can be used as part of an expression, while print() can’t</li>
<li>echo() can be used in the CLI version of PHP, while print() can’t</li>
<li>print() can be used in the CLI version of PHP, while echo() can’t</li>
<li>There’s no difference: both functions print out some text!</li>
</ol>
