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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. |
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| # `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`](/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. |
