General

rand

Get a random item from array.

import { rand } from '@ngneat/falso';

rand([ 1, 2, 3 ])
rand([ 1, 2, 3 ], { length: 10 })

Live Editor

function Demo(props) { return <Preview source={() => rand([1,2,3])}/>; }

function Demo(props) {
  return <Preview source={() => rand([1,2,3])}/>;
}

Result

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randAggregation

Generate a list of numbers that add up to a total value.

import { randAggregation } from '@ngneat/falso';

randAggregation() // default values is 2 and totalValue is 100
randAggregation({ values: 3, totalValue: 1500, length: 10 })
randAggregation({ values: 3 })

Live Editor

function Demo(props) { return <Preview source={() => randAggregation()}/>; }

function Demo(props) {
  return <Preview source={() => randAggregation()}/>;
}

Result

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randBoolean

Generate a random boolean.

import { randBoolean } from '@ngneat/falso';

randBoolean()
randBoolean({ length: 10 })

Live Editor

function Demo(props) { return <Preview source={() => randBoolean().toString()}/>; }

function Demo(props) {
  return <Preview source={() => randBoolean().toString()}/>;
}

Result

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randChanceBoolean

Generate a random chance boolean.

import { randChanceBoolean } from '@ngneat/falso';

randChanceBoolean({ chanceTrue: 0.78 }) // Will be true 78% of times
randChanceBoolean({ chanceFalse: 0.156 }) // Will be false 15.6% of times
randChanceBoolean({ length: 10 })

Live Editor

function Demo(props) { return <Preview source={() => randChanceBoolean({chanceTrue: 0.78}).toString()}/>; }

function Demo(props) {
  return <Preview source={() => randChanceBoolean({chanceTrue: 0.78}).toString()}/>;
}

Result

Loading...

randFloat

Generate a random float.

import { randFloat } from '@ngneat/falso';

randFloat()
randFloat({ length: 10 })
randFloat({ min: 10, max: 20, fraction: 1 }) // 12.5
randFloat({ min: 10, max: 20, fraction: 2 }) // 12.52

Live Editor

function Demo(props) { return <Preview source={() => randFloat()}/>; }

function Demo(props) {
  return <Preview source={() => randFloat()}/>;
}

Result

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randImg

Generate a random img.

import { randImg } from '@ngneat/falso';

randImg()
randImg({ length: 10 })
randImg({ width: 300 }) // default is "height" or 500 (if not set either)
randImg({ height: 200 }) // default is "width" or 500 (if not set either)
randImg({ grayscale: true }) // return a grayscale image (default is false)

Live Editor

function Demo(props) { return <Preview source={() => <img src={`${randImg()}?${Math.random()}}`} alt="Random image"/>}/>; }

function Demo(props) {
  return <Preview source={() => <img src={`${randImg()}?${Math.random()}}`} alt="Random image"/>}/>;
}

Result

Loading...

randNumber

Generate a random number.

import { randNumber } from '@ngneat/falso';

randNumber()
randNumber({ length: 10 })
randNumber({ min: 10, max: 1000 }) // default is 'min': 0, 'max': 999_999
randNumber({ min: 0.1, max: 1, fraction: 2 }) // 0.37
randNumber({ min: 1000, max: 100000, precision: 1000 }) // 67_000
randNumber({ min: 1000, max: 2000, precision: 100 }) // 1_200
randNumber({ min: 1000, max: 2000, precision: 10 }) // 1_250

Live Editor

function Demo(props) { return <Preview source={() => randNumber()}/>; }

function Demo(props) {
  return <Preview source={() => randNumber()}/>;
}

Result

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randPriority

Generate a random priority.

import { randPriority } from '@ngneat/falso';

randPriority()
randPriority({ length: 10 })

Live Editor

function Demo(props) { return <Preview source={() => randPriority()}/>; }

function Demo(props) {
  return <Preview source={() => randPriority()}/>;
}

Result

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randSequence

Generate a random sequence.

import { randSequence } from '@ngneat/falso';

randSequence()
randSequence({ size: 10 })
randSequence({ chars: 'aAbBcC@#' })
randSequence({ charType: 'numeric' }) // numeric | alpha | alphaNumeric | special
randSequence({ length: 10 })

Live Editor

function Demo(props) { return <Preview source={() => randSequence()}/>; }

function Demo(props) {
  return <Preview source={() => randSequence()}/>;
}

Result

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randShape

Generate a random shape.

import { randShape } from '@ngneat/falso';

randShape()
randShape({ length: 10 })

Live Editor

function Demo(props) { return <Preview source={() => randShape()}/>; }

function Demo(props) {
  return <Preview source={() => randShape()}/>;
}

Result

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randStatus

Generate a random status.

import { randStatus } from '@ngneat/falso';

randStatus()
randStatus({ type: 'User Story' })
randStatus({ length: 10 })

Live Editor

function Demo(props) { return <Preview source={() => randStatus()}/>; }

function Demo(props) {
  return <Preview source={() => randStatus()}/>;
}

Result

Loading...

randSvg

Generate a random svg.

import { randSvg } from '@ngneat/falso';

randSvg()
randSvg({ length: 10 })

Live Editor

function Demo(props) { return <Preview source={() => randSvg()}/>; }

function Demo(props) {
  return <Preview source={() => randSvg()}/>;
}

Result

Loading...

randUuid

Generate a random uuid.

import { randUuid } from '@ngneat/falso';

randUuid()
randUuid({ length: 10 })

Live Editor

function Demo(props) { return <Preview source={() => randUuid()}/>; }

function Demo(props) {
  return <Preview source={() => randUuid()}/>;
}

Result

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random

Create a seed.

import { random } from '@ngneat/falso';

random()

Live Editor

function Demo(props) { return <Preview source={() => random()}/>; }

function Demo(props) {
  return <Preview source={() => random()}/>;
}

Result

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seed

Sets and Resets random seed.

import { seed } from '@ngneat/falso';

seed()
seed('some-constant-seed')