@cennznet/util

utils for CENNZnet api

Usage no npm install needed!

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README

CENNZNet Util

Utils for CENNZNet

Functions

Variables

<Const> INTEGER

● INTEGER: RegExp = /^\d+$/

Defined in packages/util/src/is/integer.ts:15

<Const> STRIP_ZERO

● STRIP_ZERO: RegExp = /^(.?)(0)$/

Defined in packages/util/src/format/stripEndZero.ts:17

Functions

formatUnits

▸ formatUnits(unValue: BN | number | string, decimals: number): string

Defined in packages/util/src/unit/formatUnits.ts:25

format a amount from unit un to decimals passed in.

Parameters:

Name Type Description
unValue BN | number | string -
decimals number

Returns: string

isSafeInteger

▸ isSafeInteger(value: any): boolean

Defined in packages/util/src/is/integer.ts:30

Check if the input is a integer

example:

import { isInteger } from '@cennznet/util';

console.log('isInteger', isInteger(123)); // => true
console.log('isInteger', isInteger(123456789012345678)); // => false
console.log('isInteger', isInteger('123')); // => true
console.log('isInteger', isInteger('12.3')); // => false

Parameters:

Name Type
value any

Returns: boolean

parseUnits

▸ parseUnits(value: string | number, decimals: number): BN

Defined in packages/util/src/unit/parseUnits.ts:27

format a amount from unit un to decimals passed in.

Parameters:

Name Type Description
value string | number
decimals number

Returns: BN

stripEndZero

▸ stripEndZero(value: string): string

Defined in packages/util/src/format/stripEndZero.ts:23

trim all trailing zeros. return '' if only zero is passed in.

Parameters:

Name Type Description
value string

Returns: string

toFixed

▸ toFixed(x: number): string

Defined in packages/util/src/number/toFixed.ts:19

convert number to string, without science notion

Parameters:

Name Type Description
x number

Returns: string