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opentf/website/docs/language/functions/trimprefix.mdx
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---
sidebar_label: trimprefix
description: |-
The trimprefix function removes the specified prefix from the start of a
given string.
---
# `trimprefix` Function
`trimprefix` removes the specified prefix from the start of the given string. If the string does not start with the prefix, the string is returned unchanged.
## Examples
```
> trimprefix("helloworld", "hello")
world
```
```
> trimprefix("helloworld", "cat")
helloworld
```
## Related Functions
* [`trim`](../../language/functions/trim.mdx) removes characters at the start and end of a string.
* [`trimsuffix`](../../language/functions/trimsuffix.mdx) removes a word from the end of a string.
* [`trimspace`](../../language/functions/trimspace.mdx) removes all types of whitespace from
both the start and the end of a string.