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opentf/website/docs/language/functions/startswith.mdx
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---
page_title: startswith - Functions - Configuration Language
description: |-
The startswith function takes two values: a string to check and a prefix string. It returns true if the string begins with that exact prefix.
---
# `startswith` Function
`startswith` takes two values: a string to check and a prefix string. The function returns true if the string begins with that exact prefix.
```hcl
startswith(string, prefix)
```
## Examples
```
> startswith("hello world", "hello")
true
> startswith("hello world", "world")
false
```
## Related Functions
- [`endswith`](/terraform/language/functions/endswith) takes two values: a string to check and a suffix string. The function returns true if the first string ends with that exact suffix.