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< h1 class = 'fqn' > < span class = 'in-band' > Function < a href = 'index.html' > time< / a > ::< wbr > < a class = "fn" href = '' > precise_time_ns< / a > < / span > < span class = 'out-of-band' > < span id = 'render-detail' >
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< pre class = 'rust fn' > pub fn precise_time_ns() -> < a class = "primitive" href = "https://doc.rust-lang.org/nightly/std/primitive.u64.html" > u64< / a > < / pre > < div class = 'docblock' > < p > Returns the current value of a high-resolution performance counter
in nanoseconds since an unspecified epoch.< / p >
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