Php and bootstrap

Question

I have a function that gets products from the database.my theme create with bootstrap 4.
col-3 for my sidebar and col-9 for my content.
How do I call a function to have 3 products in each row?
When i use
<div class="col_9">
<div class="col_4">
Myproduct();
</div>
<div class="col_4">
Myproduct();
</div>
<div class="col_4">
Myproduct();
</div>
</div>
My function is repeat in each col

Answer 1

Use "for" or "foreach":

for ($i = 0; $i < $numberOfProducts; $i++) {
echo '<div class="col_4">' . Myproduct(). '</div>' ;
}