Package index • sdbuildR

Building stock-and-flow models

as.data.frame(<sdbuildR_sim>): Create data frame of simulation results
as.data.frame(<sdbuildR_xmile>): Convert stock-and-flow model to data frame
build(): Create, modify or remove variables
debugger(): Debug stock-and-flow model
find_dependencies(): Find dependencies
get_build_code(): Generate code to build stock-and-flow model
header(): Modify header of stock-and-flow model
macro(): Create, modify or remove a global variable or function
plot(<sdbuildR_xmile>): Plot stock-and-flow diagram
print(<summary.sdbuildR_xmile>): Print method for summary.sdbuildR_xmile
summary(<sdbuildR_xmile>): Print overview of stock-and-flow model
xmile(): Create a new stock-and-flow model

Simulate stock-and-flow models

ensemble(): Run ensemble simulations
export_plot(): Save plot to a file
plot(<sdbuildR_ensemble>): Plot timeseries of ensemble
plot(<sdbuildR_sim>): Plot timeseries of simulation
sim_specs(): Modify simulation specifications
simulate(): Simulate stock-and-flow model
solvers(): Check or translate between deSolve and Julia DifferentialEquations solvers

Set-up and use Julia

install_julia_env(): Install, update, or remove Julia environment
julia_status(): Check status of Julia installation and environment
use_julia(): Start Julia and activate environment
use_threads(): Set up threaded ensemble simulations

Insight Maker

insightmaker_to_sfm(): Import Insight Maker model
url_to_IM(): Extract Insight Maker model from URL

Input functions

pulse(): Create pulse function
ramp(): Create ramp function
seasonal(): Create a seasonal wave function
step(): Create step function

Custom functions

contains_IM(): Check if needle is in haystack
expit(): Expit function
indexof(): Find index of needle in haystack
length_IM(): Length of vector or string
logistic() sigmoid(): Logistic function
logit(): Logit function
rbool(): Generate random logical value
rdist(): Generate random number from custom distribution
rem() mod() `%REM%`: Remainder and modulus
round_IM(): Round Half-Up (as in Insight Maker)

Delay functions

Units

convert_u(): Convert unit in equation
drop_u(): Drop unit in equation
get_regex_time_units(): Get regular expressions for time units in Julia
get_regex_units(): Get regular expressions for units in Julia
get_units(): View all standard units
model_units(): Create, modify or remove custom units
u(): Specify unit in equations
unit_prefixes(): Show unit prefixes

Internal functions

clean_name(): Clean variable name(s)
has_internet(): Check if user has internet
nonnegative(): Safely check whether x is less than zero
saveat_func(): Internal function to save data frame at specific times