Module random
ballerina/random Ballerina library
1.7.1
Overview
This module provides APIs to generate pseudo-random numbers. The generated values are selected pseudo-randomly with uniform distribution from a particular range.
Key Features
- Pseudo-random number generation with uniform distribution
- Generation within a specified range
Functions
createDecimal
Isolated Function
function createDecimal() returns floatGenerates a random decimal number between 0.0 and 1.0.
float randomValue = random:createDecimal();
Return Type
- float - The random decimal number generated
createIntInRange
Isolated Function
Generates a random number between the given start(inclusive) and end(exclusive) values. Please note that the generated number is not cryptographically secured.
int randomInteger = check random:createIntInRange(1, 100);
Errors
random: ArithmeticError
Distinct
Represents the arithmetic error.
random: Error
Distinct
Represents Random module related errors.