411 REFERENCE · Wikibooks
Rebol Programming/delta-time
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USAGE:
DELTA-TIME block
DESCRIPTION:
Delta-time - returns the time it takes to evaluate the block.
DELTA-TIME is a function value.
ARGUMENTS
block -- (Type: block)
SOURCE CODE
delta-time: func [
{Delta-time - returns the time it takes to evaluate the block.}
block [block!] /local
start
][
start: now/precise
do block
difference now/precise start
]