Operators

add(a, b)

Addition.

Input: a, b.

Output: Scratch reporter block definition that can be used as an input value in other blocks.

• a: See function signature for accepted input values
• b: See function signature for accepted input values

Example:

import { add } from 'hikkaku/blocks'

add(1, 2)

subtract(a, b)

Subtraction.

Input: a, b.

Output: Scratch reporter block definition that can be used as an input value in other blocks.

• a: See function signature for accepted input values
• b: See function signature for accepted input values

Example:

import { subtract } from 'hikkaku/blocks'

subtract(5, 3)

multiply(a, b)

Multiplication.

Input: a, b.

Output: Scratch reporter block definition that can be used as an input value in other blocks.

• a: See function signature for accepted input values
• b: See function signature for accepted input values

Example:

import { multiply } from 'hikkaku/blocks'

multiply(3, 4)

divide(a, b)

Division.

Input: a, b.

Output: Scratch reporter block definition that can be used as an input value in other blocks.

• a: See function signature for accepted input values
• b: See function signature for accepted input values

Example:

import { divide } from 'hikkaku/blocks'

divide(10, 2)

lt(a, b)

Less-than comparison.

Input: a, b.

Output: Scratch reporter block definition that can be used as an input value in other blocks.

• a: See function signature for accepted input values
• b: See function signature for accepted input values

Example:

import { lt } from 'hikkaku/blocks'

lt(1, 2)

equals(a, b)

Equality comparison.

Input: a, b.

Output: Scratch reporter block definition that can be used as an input value in other blocks.

• a: See function signature for accepted input values
• b: See function signature for accepted input values

Example:

import { equals } from 'hikkaku/blocks'

equals(5, 5)

gt(a, b)

Greater-than comparison.

Input: a, b.

Output: Scratch reporter block definition that can be used as an input value in other blocks.

• a: See function signature for accepted input values
• b: See function signature for accepted input values

Example:

import { gt } from 'hikkaku/blocks'

gt(10, 5)

and(a, b)

Logical AND.

Input: a, b.

Output: Scratch reporter block definition that can be used as an input value in other blocks.

• a: See function signature for accepted input values
• b: See function signature for accepted input values

Example:

import { and } from 'hikkaku/blocks'

and(true, false)

or(a, b)

Logical OR.

Input: a, b.

Output: Scratch reporter block definition that can be used as an input value in other blocks.

• a: See function signature for accepted input values
• b: See function signature for accepted input values

Example:

import { or } from 'hikkaku/blocks'

or(true, false)

not(operand)

Logical NOT.

Input: operand.

Output: Scratch reporter block definition that can be used as an input value in other blocks.

• operand: See function signature for accepted input values

Example:

import { not } from 'hikkaku/blocks'

not(false)

random(from, to)

Random number.

Input: from, to.

Output: Scratch reporter block definition that can be used as an input value in other blocks.

• from: See function signature for accepted input values
• to: See function signature for accepted input values

Example:

import { random } from 'hikkaku/blocks'

random(10, 10)

join(a, b)

String concatenation.

Input: a, b.

Output: Scratch reporter block definition that can be used as an input value in other blocks.

• a: See function signature for accepted input values
• b: See function signature for accepted input values

Example:

import { join } from 'hikkaku/blocks'

join('Hello', 'World')

letterOf(letter, text)

Character extraction.

Input: letter, text.

Output: Scratch reporter block definition that can be used as an input value in other blocks.

• letter: See function signature for accepted input values
• text: See function signature for accepted input values

Example:

import { letterOf } from 'hikkaku/blocks'

letterOf(10, 'Hello')

length(text)

String length.

Input: text.

Output: Scratch reporter block definition that can be used as an input value in other blocks.

• text: See function signature for accepted input values

Example:

import { length } from 'hikkaku/blocks'

length('Hello')

contains(text, substring)

Substring check.

Input: text, substring.

Output: Scratch reporter block definition that can be used as an input value in other blocks.

• text: See function signature for accepted input values
• substring: See function signature for accepted input values

Example:

import { contains } from 'hikkaku/blocks'

contains('Hello', 'Hello')

mod(a, b)

Modulo.

Input: a, b.

Output: Scratch reporter block definition that can be used as an input value in other blocks.

• a: See function signature for accepted input values
• b: See function signature for accepted input values

Example:

import { mod } from 'hikkaku/blocks'

mod(10, 3)

round(value)

Rounds number.

Input: value.

Output: Scratch reporter block definition that can be used as an input value in other blocks.

• value: See function signature for accepted input values

Example:

import { round } from 'hikkaku/blocks'

round(10)

mathop(operator, value)

Math operation (sin, cos, log, etc.).

Input: operator, value.

Output: Scratch reporter block definition that can be used as an input value in other blocks.

• operator: See function signature for accepted input values
• value: See function signature for accepted input values

Example:

import { mathop } from 'hikkaku/blocks'

mathop('abs', 10)