# The `%` operator

## Returns correct result when used on two `Number`s

### Juttle

    emit -from Date.new(0) -limit 1 | put result = 30 % 5 | view result

### Output

    { "time": "1970-01-01T00:00:00.000Z", result: 0 }

## Returns correct result when used on two `Duration`s

### Juttle

    emit -from Date.new(0) -limit 1 | put result = :30 seconds: % :5 seconds: | view result

### Output

    { "time": "1970-01-01T00:00:00.000Z", result: "00:00:00.000" }

## Produces an error when used on invalid operand type combinations

### Juttle

    emit -from Date.new(0) -limit 1 | put result = null % null | view result

### Errors

  * Invalid operand types for "%": null and null.