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Scalar FunctionsEncoding Functions

gzip_decompress_from_base64_string

Decodes a base64 string and decompresses the gzip stream in it, which must end with a matching CRC-32 and size.

Invalid base64, a malformed or truncated stream, output that is not UTF-8, or output over 16 MiB gives an empty string.

Syntax

gzip_decompress_from_base64_string(value)

Parameters

Prop

Type

Given a dynamic field

This parameter is string-only. In permissive mode — the default — almost every field arrives as a dynamic, so passing one works because Berserk injects asstring: extract-or-null, the value when it really is a string and null otherwise, so the call yields null (a predicate yields false). A property bag or array is therefore not matched, and tostring() is never applied implicitly — use it explicitly to match a bag's JSON text, keys included. Strict mode rejects the dynamic instead of coercing it. See String coercion and the asXXX family.

Returns: string

Examples

Example 1

print gzip_decompress_from_base64_string(
  "H4sIAAAAAAAA/wEUAOv/MTIzNDU2Nzg5MHF3ZXJ0eXVpb3A6m7f2FAAAAA=="
)
print_0 (string)
1234567890qwertyuiop

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