Documentation

18.4.0 released Sep 25, 2023

Documentation

Reference

Note: All the topics below are available as a single-page documentation. You can also download it as a .tar.gz file and use it on your computer, host it on your web site etc.

Application information
get-app
set-app

Base64
decode-base64
encode-base64

Client
FastCGI-API
FastCGI-command-line-client

Cookies
delete-cookie
get-cookie
set-cookie

Database
begin-transaction
commit-transaction
current-row
database-config-file
database-queries
delete-query
on-error
prepared-statements
query-result
rollback-transaction
run-query

Debugging
debugging
trace-run

Diagnostics
diagnostic-messages

Distributed computing
call-server
delete-server
new-server
read-server

Documentation
documentation

Encryption
decrypt-data
derive-key
encrypt-data
hash-string
random-crypto
random-string

Error handling
error-code
error-handling
on-error
report-error

Examples
example-client-API
example-cookies
example-create-table
example-distributed-servers
example-docker
example-encryption
example-file-manager
example-form
example-hash-server
example-hello-world
example-how-to-design-application
example-json
example-multitenant-SaaS
example-postgres-transactions
examples
example-sendmail
example-shopping
example-stock
example-uploading-files
example-using-mariadb-mysql
example-utility
example-write-report

FIFO
new-fifo
purge-fifo
read-fifo
rewind-fifo
write-fifo

Files
close-file
copy-file
delete-file
file-position
file-storage
file-uploading
lock-file
open-file
read-file
read-line
rename-file
stat-file
temporary-file
uniq-file
unlock-file
write-file

General
about-Vely
application-architecture
deploying-application
how-vely-works
quality-control
rename-files
SELinux
vely-architecture
vely-removal
vely-version
vf
vv

Hash table
get-hash
new-hash
purge-hash
read-hash
resize-hash
write-hash

Hex encoding
decode-hex
encode-hex

JSON
delete-json
new-json
read-json

Language
dot
inline-code
statement-APIs
syntax-highlighting
unused-var

License
license

Memory
delete-mem
manage-memory
memory-handling
new-mem
resize-mem

Output
finish-output
flush-output
output-statement
p-dbl
pf-out
pf-url
pf-web
p-num
p-out
p-path
p-url
p-web

Process
global-process-data

Program execution
exec-program
exit-code

Program flow
exit-request

Quick start
123-hello-world

Regex
match-regex

Request information
get-req
if-task
input-param
request-body
set-input
set-req
task-param

Requests
after-request-handler
before-request-handler
building-URL
end-request-handler
getting-URL
global-request-data
non-request
normalized-URL
request
request-handler
request-URL
startup-handler
vely-dispatch-request

Running application
application-setup
CGI
command-line
containerize-application
FastCGI
plain-C-FCGI

Strings
copy-string
count-substring
lower-string
num-string
split-string
trim-string
upper-string
write-string

System information
get-sys
OS-conditional-compilation

Time
get-time

URL encoding
decode-url
encode-url

UTF8
json-utf8
utf8-json

Web
call-web
out-header
send-file
silent-header

Web encoding
decode-web
encode-web

Web servers
connect-apache-tcp-socket
connect-apache-unix-socket
connect-nginx-tcp-socket
connect-nginx-unix-socket

Man pages

Vely documentation is available online, and also as man pages (i.e. manual pages). You can take any of the topics above and type it in man, for example

man run-query

man how-vely-works

man example-shopping

The Vely section is '2vv', so in case of other software having conflicting topic names, you can also type

man 2vv run-query

man 2vv how-vely-works

man 2vv example-shopping

You are free to copy, redistribute and adapt this web page (even commercially), as long as you give credit and provide a link back to this page (dofollow) - see full license at CC-BY-4.0. Copyright (c) 2019-2023 Dasoftver LLC. Vely and elephant logo are trademarks of Dasoftver LLC. The software and information on this web site are provided "AS IS" and without any warranties or guarantees of any kind.