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Oct 22, 2025
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add this useful helper in the doc #912

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add this useful helper in the doc
buixor Oct 22, 2025
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buixor Oct 22, 2025
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buixor Oct 22, 2025
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buixor Oct 22, 2025
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6 changes: 6 additions & 0 deletions crowdsec-docs/docs/expr/strings_helpers.md
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Expand Up @@ -54,6 +54,12 @@ Parses an URI into a map of string list.

`QueryEscape` escapes the string so it can be safely placed inside a URL query.

### `ExtractQueryParam(query string, param string) []string`

`ExtractQueryParam` extract the `param` parameter value from the URL query `query` and returns the list of values.

> `any(ExtractQueryParam("/foo?id=1&b=2", "id"), { # == "1" })` returns true if at least one of the `id` parameter value is equal to `1`

### `Sprintf(format string, a ...interface{}) string`

[Official doc](https://pkg.go.dev/fmt#Sprintf) : Sprintf formats according to a format specifier and returns the resulting string.
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