Help - Function Summary
Summary:
Prints information about words and values.
Usage:
help word
Arguments:
word - The word argument. (must be: any-type)
Description:
The HELP function provides a simple way to get information about words and values. To use HELP, supply a word or a value as its argument:
help quit
USAGE:
QUIT
DESCRIPTION:
Stops evaluation and exits the interpreter.
QUIT is a native value.
Other examples:
help now
USAGE:
NOW /year /month /day /time /zone /date /weekday /precise
DESCRIPTION:
Returns the current local date and time.
NOW is a native value.
REFINEMENTS:
/year -- Returns the year only.
/month -- Returns the month only.
/day -- Returns the day of the month only.
/time -- Returns the time only.
/zone -- Returns the time zone offset from GMT only.
/date -- Returns date only.
/weekday -- Returns day of the week as integer (Monday is day 1).
/precise -- Use nanosecond precision
help insert
USAGE:
INSERT series value /part range /only /dup count
DESCRIPTION:
Inserts a value into a series and returns the series after the insert.
INSERT is an action value.
ARGUMENTS:
series -- Series at point to insert (Type: series port bitset)
value -- The value to insert (Type: any-type)
REFINEMENTS:
/part -- Limits to a given length or position.
range -- (Type: number series port pair)
/only -- Inserts a series as a series.
/dup -- Duplicates the insert a specified number of times.
count -- (Type: number pair)
You can also use HELP to find all the words that match a substring. To do so, provide a string in quotes:
help "path"
Found these words:
clean-path function! Cleans-up '.' and '..' in path; returns the cleane...
link-relative-path function! Remove link-root from a file path
lit-path! datatype! lit-path!
lit-path? action! Returns TRUE for lit-path values.
path file! %/C/rebol/link/ranch/projects/manuals/dictionary/u...
path! datatype! path!
path-thru function! Return a path relative to the disk cache.
path? action! Returns TRUE for path values.
set-browser-path native! Path to default web browser.
set-path! datatype! set-path!
set-path? action! Returns TRUE for set-path values.
split-path function! Splits a file or URL path. Returns a block contain...
to-lit-path function! [value]
to-path function! [value]
to-set-path function! [value]
help "to-"
Found these words:
caret-to-offset native! Returns the offset position relative to the face o...
hsv-to-rgb native! Converts HSV (hue, saturation, value) to RGB
offset-to-caret native! Returns the offset in the face's text correspondin...
rgb-to-hsv native! Converts RGB value to HSV (hue, saturation, value)
to-binary function! [value]
to-bitset function! [value]
to-block function! [value]
to-char function! [value]
to-datatype function! [value]
to-date function! [value]
to-decimal function! [value]
to-email function! [value]
to-error function! [value]
to-file function! [value]
to-get-word function! [value]
to-hash function! [value]
to-hex native! Converts an integer to a hex issue!.
to-idate function! Returns a standard Internet date string.
to-image function! [value]
to-integer function! [value]
to-issue function! [value]
to-library function! [value]
to-list function! [value]
to-lit-path function! [value]
to-lit-word function! [value]
to-local-file native! Converts a REBOL file path to the local system fil...
to-logic function! [value]
to-money function! [value]
to-none function! [value]
to-pair function! [value]
to-paren function! [value]
to-path function! [value]
to-port function! [value]
to-rebol-file native! Converts a local system file path to a REBOL file ...
to-refinement function! [value]
to-set-path function! [value]
to-set-word function! [value]
to-string function! [value]
to-tag function! [value]
to-time function! [value]
to-tuple function! [value]
to-url function! [value]
to-word function! [value]
You can view all words that are of a specific datatype by specifying the datatype. The example:
help tuple!
Found these words:
aqua tuple! 40.100.130
bar-color tuple! 180.180.250
base-color tuple! 143.127.111
beige tuple! 255.228.196
black tuple! 0.0.0
blue tuple! 0.0.255
brick tuple! 178.34.34
brown tuple! 139.69.19
button-color tuple! 44.80.132
coal tuple! 64.64.64
coffee tuple! 76.26.0
crimson tuple! 220.20.60
cyan tuple! 0.255.255
forest tuple! 0.48.0
gold tuple! 255.205.40
gray tuple! 128.128.128
green tuple! 0.255.0
ivory tuple! 255.255.240
khaki tuple! 179.179.126
leaf tuple! 0.128.0
linen tuple! 250.240.230
magenta tuple! 255.0.255
main-color tuple! 175.155.120
maroon tuple! 128.0.0
mint tuple! 100.136.116
navy tuple! 0.0.128
oldrab tuple! 72.72.16
olive tuple! 128.128.0
orange tuple! 255.150.10
over-color tuple! 44.80.132
papaya tuple! 255.80.37
pewter tuple! 170.170.170
pink tuple! 255.164.200
purple tuple! 128.0.128
reblue tuple! 38.58.108
rebolor tuple! 142.128.110
red tuple! 255.0.0
sienna tuple! 160.82.45
silver tuple! 192.192.192
sky tuple! 164.200.255
snow tuple! 240.240.240
tan tuple! 222.184.135
teal tuple! 0.128.128
violet tuple! 72.0.90
water tuple! 80.108.142
wheat tuple! 245.222.129
white tuple! 255.255.255
yellow tuple! 255.255.0
would list all tuple functions. Other examples: type "help function!" to list all REBOL defined functions, or even:
help datatype!
Found these words:
action! datatype! action!
any-block! datatype! any-block!
any-function! datatype! any-function!
any-string! datatype! any-string!
any-type! datatype! any-type!
any-word! datatype! any-word!
binary! datatype! binary!
bitset! datatype! bitset!
block! datatype! block!
char! datatype! char!
datatype! datatype! datatype!
date! datatype! date!
decimal! datatype! decimal!
email! datatype! email!
error! datatype! error!
event! datatype! event!
file! datatype! file!
function! datatype! function!
get-word! datatype! get-word!
hash! datatype! hash!
image! datatype! image!
integer! datatype! integer!
issue! datatype! issue!
library! datatype! library!
list! datatype! list!
lit-path! datatype! lit-path!
lit-word! datatype! lit-word!
logic! datatype! logic!
money! datatype! money!
native! datatype! native!
none! datatype! none!
number! datatype! number!
object! datatype! object!
op! datatype! op!
pair! datatype! pair!
paren! datatype! paren!
path! datatype! path!
port! datatype! port!
refinement! datatype! refinement!
routine! datatype! routine!
series! datatype! series!
set-path! datatype! set-path!
set-word! datatype! set-word!
string! datatype! string!
struct! datatype! struct!
symbol! datatype! symbol!
tag! datatype! tag!
time! datatype! time!
tuple! datatype! tuple!
unset! datatype! unset!
url! datatype! url!
word! datatype! word!
Related:
? - Prints information about words and values. ?? - Prints a variable name followed by its molded value. (for debugging) what - Prints a list of globally-defined functions.