Why is there an indent between two blocks?

Question

PHP

I can not understand where these indents come from. It is necessary that three blocks of 380px fit into the 1140px container, but because of the indents it does not work.
Link to code

Answer 1

the question is not quite clear, but try like this:

// для поиска символа *
$argumentValue = new Regex( '\*');
// или даже , скорее всего вот так :
$argumentValue = new Regex( '\\*');

Answer 2

This is an inline-block issue .
There are several solutions (you can read the link above), personally I just insert comments or remove Enter .

Answer 3

And how to get rid of the vertical indent then? When you make more than 4 blocks, the fourth one, as intended, jumps to the next line. But the vertical indent remains