# E

Block Group: | Constants |

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The E block is a Number block. When the E block is created, the E block holds the mathematical constant *e*.

For information on using dataflow blocks, see Dataflow.

## Input/Output Property

The following property of the E block can take input and give output.

- value
*(number)*

**value** sets and returns the number held by this E block. When an E block is created, the value property holds the mathematical constant *e*.