What does the >>> echo $i . ' '; <<< mean in this code?

Question

https://code.sololearn.com/w500x9SqDAfG/?ref=app

Answer 1

it is printing the value of i which is in for loop

Answer 2

It joins each element which it prints by space. Your code doesn't work because you should put php opening and closing tags <?PHP and ?> and whole your code should be inside the tags.

Answer 3

it's means 'i' is variable contain some data or value in for loop

Answer 4

to separate the elements of the for loop

Answer 5

In PHP, the period (.) serves the same purpose as the plus (+) in other languages: string concatenation.

Here, PHP will treat the integer ($i) as a string before appending the space, for output.

Answer 6

here it means it will first echo $i and then echo a black space