Alternative syntax for loops

- Normally, the body of a loop is enclosed in curly braces,…however, there is an alternative syntax that can be used…with while, for, and foreach loops.…It can be useful if you want to…make it clear where a loop ends.…This is while.php, which has a while loop.…With the while loop, you replace the opening curly brace…with a colon,…and you replace the closing curly brace…with the keyword endwhile.…

This is all one word.…There must be no space between the end and while.…And it needs to be followed by a semicolon.…We save that, and load this page into a browser,…it goes through that loop in exactly the same way…as if we had used curly braces.…So let's take a look at a for loop.…That's in for_loop.php.…It follows exactly the same pattern.…You replace the opening curly brace with a colon,…and then because we're dealing with a for loop,…the closing curly brace is replaced by…the keyword endfor, and that's followed by a semicolon.…

If we save that, and load this into a browser,…it loops through the array as before.…So let's take a look at foreach,…