Conditionals - language feature

Example from JavaScript, TypeScript, Static Typescript:

if (true)
 console.log("hi!")

Example from Python, Cython:

if True:
 print("Hello world")

Example from Elixir:

if true do
  IO.puts("Hello world")
end

Example from Pug:

- var user = {description: 'foo bar baz'}
- var authorised = false
#user
  if user.description
    h2.green Description
    p.description= user.description
  else if authorised
    h2.blue Description
    p.description.
      User has no description,
      why not add one...
  else
    h2.red Description
    p.description User has no description

Example from Slope:

(if positive? 1 -1)

Example from Jule:

if BOOLEAN_EXPRESSION {
    outln(""Condition is true)
}

Example from BALGOL:

EITHER IF A > B$ FWD = 1$ OTHERWISE$ FWD = 0$

Languages with Conditionals include Java, JavaScript, C, Python, C++, PHP, Perl, C#, Ruby, R, Go, Scala, Swift, Ada, Rust, Kotlin, PowerShell, Pascal, Haskell, Lua, TypeScript, Bash, Objective-C, Elixir, Erlang, Scheme, Julia, Dart, Verilog, Solidity, Reason, Crystal, CoffeeScript, F#, OCaml, Groovy, VHDL, Chapel, Pug, ABAP, Dylan, AutoIt, X10, Clean, F*, SystemVerilog, Opa, Cython, HCL, ATS, C3, Bicep, Twig, Maxima, janet, Koka, HOPE, progsbase, Felix, Slope, Jule, Angelscript, Pizza, Apex, C2, Flow9, Q#, PowerQuery M, Ligo, JS++, BALGOL, Sophia, nimrod, fp, Deesel, Tick C, cooC, Real-Time Concurrent C, ADLIB, Static Typescript, Extended Pascal

Languages without Conditionals include HTML, XML, JSON, JSON5, Ion, JSONiq, JSON with Comments, Superjson, Hocon, Jsonnet

Read more about Conditionals on the web: 1.

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