oceanum-js

@oceanum/datamesh

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@oceanum/datamesh / index / cftimeToUnixSeconds

Function: cftimeToUnixSeconds()

cftimeToUnixSeconds(data, units, calendar?): Float64Array<ArrayBufferLike>

Defined in: packages/datamesh/src/lib/cftime.ts:364

Convert CF time values to Unix timestamp (seconds since 1970-01-01). Used for lazy conversion when accessing zarr data with CF time units.

Parameters

data

ArrayLike<number | bigint>

Array of numeric time values

units

string

CF time units string (e.g., “days since 1970-01-01”)

calendar?

string = "standard"

CF calendar type (defaults to “standard”)

Returns

Float64Array<ArrayBufferLike>

Float64Array of Unix timestamps in seconds, or null if calendar unsupported

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