Constants - language feature

Example from 1 languages: JavaScript

const one = 1

Example from 1 languages: Ruby

# Constants in Ruby being with a capital letter. Will throw a warning or error, depending on runtime settings.
Name = "John"
# Not a constant
name = "John"

Example from 1 languages: Lua

pi <const> = 3.14159

Example from 1 languages: Chapel

param

Example from 1 languages: C3

const FOO = 123;
const void* BAR = null;

Example from 1 languages: Jule

const PI = 3.14159265359

Example from 1 languages: Cwerg

global N uint = 1000 * 1000 * 1000

Example from 1 languages: Speedie

constants
 Opened = 1
 Closed = 2

Example from 1 languages: Aardvark

`static` keyword

Languages with Constants include JavaScript, C, Java, Ruby, PHP, Go, C#, Rust, Lua, Kotlin, Objective-C, Julia, Dart, Chapel, Groovy, F#, C3, SystemVerilog, C2, Veryl, Angelscript, Apex, Jule, Cwerg, Eclipse Command Language, Speedie, Aardvark, nimrod

Languages without Constants include Lil, progsbase

View all concepts with or missing a hasConstants measurement

Read more about Constants on the web: 1.

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