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# block-opening-brace-space-after
Require a single space or disallow whitespace after the opening brace of blocks.
```css
a { color: pink; }
/** ↑
* The space after this brace */
```
## Options
`string`: `"always"|"never"|"always-single-line"|"never-single-line"|"always-multi-line"|"never-multi-line"`
### `"always"`
There *must always* be a single space after the opening brace.
The following patterns are considered warnings:
```css
a {color: pink; }
```
```css
a {
color: pink; }
```
The following patterns are *not* considered warnings:
```css
a { color: pink; }
```
```css
a { color: pink;
}
```
### `"never"`
There *must never* be whitespace after the opening brace.
The following patterns are considered warnings:
```css
a { color: pink; }
```
```css
a {
color: pink; }
```
The following patterns are *not* considered warnings:
```css
a {color: pink; }
```
```css
a
{color: pink; }
```
### `"always-single-line"`
There *must always* be a single space after the opening brace in single-line blocks.
The following patterns are considered warnings:
```css
a {color: pink; }
```
The following patterns are *not* considered warnings:
```css
a { color: pink; }
```
```css
a {color: pink;
}
```
### `"never-single-line"`
There *must never* be whitespace after the opening brace in single-line blocks.
The following patterns are considered warnings:
```css
a { color: pink; }
```
The following patterns are *not* considered warnings:
```css
a {color: pink; }
```
```css
a { color: pink;
}
```
### `"always-multi-line"`
There *must always* be a single space after the opening brace in multi-line blocks.
The following patterns are considered warnings:
```css
a {color: pink;
}
```
The following patterns are *not* considered warnings:
```css
a {color: pink; }
```
```css
a { color: pink;
}
```
### `"never-multi-line"`
There *must never* be whitespace after the opening brace in multi-line blocks.
The following patterns are considered warnings:
```css
a { color: pink;
}
```
The following patterns are *not* considered warnings:
```css
a { color: pink; }
```
```css
a {color: pink;
}
```