---
title: deleteRule
framework: webkitjs
role: pseudoSymbol
path: webkitjs/webkitcsskeyframesrule/1807097-deleterule
---

# deleteRule

Removes a keyframe rule from the collection of keyframes.

## Declaration

```data
void deleteRule (in DOMString key);
```

## Parameters

- `key`: A selector for the rule that is either a percentage or the keyword from or to.

## See Also

### Changing Rules

- [insertRule](webkitjs/webkitcsskeyframesrule/1807093-insertrule.md)
- [findRule](webkitjs/webkitcsskeyframesrule/1807100-findrule.md)