The grid-auto-flow property

The grid-auto-flow property specifies an automatic placement of elements in a grid. It can have the ​​row value - fills rows with elements, column - columns, dense - places elements on all empty spaces in the grid; row dense - arranges elements, filling each row and all free spaces of the grid; column dense - fills each column and all free space in the grid with elements.

Syntax

cssselector {
  grid-auto-flow: part of a grid to fill;
}

Example

Let's fill in all the rows in the table:

html<div id="parent">
  <div>1</div>
  <div>2</div>
  <div>3</div>
  <div>4</div>
  <div>5</div>
</div>

css#parent {
  display: grid;
  grid-auto-flow: row;
  grid-template-rows: 1fr 1fr;
  grid-template-columns: 1fr 1fr 2fr;
  border: 2px solid #696989;
  padding: 10px;
  width: 400px;
  height: 200px;
}
#parent > div {
  padding: 10px;
  border: 1px solid #696989;
}

Результат:

Example

Now let’s fill all the columns in the table with elements:

html<div id="parent">
  <div>1</div>
  <div>2</div>
  <div>3</div>
  <div>4</div>
  <div>5</div>
</div>

css#parent {
  display: grid;
  grid-auto-flow: column;
  grid-template-rows: 1fr 1fr;
  grid-template-columns: 1fr 1fr 2fr;
  border: 2px solid #696989;
  padding: 10px;
  width: 400px;
  height: 200px;
}
#parent > div {
  padding: 10px;
  border: 1px solid #696989;
}

Результат:

Example

Let's place all the elements in the table so that there is no empty space left:

html<div id="parent">
  <div>1</div>
  <div>2</div>
  <div>3</div>
  <div>4</div>
  <div>5</div>
</div>

css#parent {
  display: grid;
  grid-auto-flow: dense;
  grid-template-rows: 1fr 1fr;
  grid-template-columns: 1fr 1fr 2fr;
  border: 2px solid #696989;
  padding: 10px;
  width: 400px;
  height: 200px;
}
#parent > div {
  padding: 10px;
  border: 1px solid #696989;
}

Результат:

Example

Now let's fill all the free space in the rows with elements:

html<div id="parent">
  <div>1</div>
  <div>2</div>
  <div>3</div>
  <div>4</div>
  <div>5</div>
</div>

css#parent {
  display: grid;
  grid-auto-flow: row dense;
  grid-template-rows: 1fr 1fr;
  grid-template-columns: 1fr 1fr 2fr;
  border: 2px solid #696989;
  padding: 10px;
  width: 400px;
  height: 200px;
}
#parent > div {
  padding: 10px;
  border: 1px solid #696989;
}

Результат:

Example

Let's change the previous example so that the elements fill all the empty space in the columns:

html<div id="parent">
  <div>1</div>
  <div>2</div>
  <div>3</div>
  <div>4</div>
  <div>5</div>
</div>

css#parent {
  display: grid;
  grid-auto-flow: column dense;
  grid-template-rows: 1fr 1fr;
  grid-template-columns: 1fr 1fr 2fr;
  border: 2px solid #696989;
  padding: 10px;
  width: 400px;
  height: 200px;
}
#parent > div {
  padding: 10px;
  border: 1px solid #696989;
}

Результат:

See also