### 15.5.12. lengthInt

Computes the length-based integral of the variable or expression on the specified line. This is the 1D equivalent of the areaInt function.

    lengthInt(<Variable|Expression>)@<Location>

where:

- `<Variable|Expression>` is a variable or expression.

- `<Location>` is any 1D location.

#### 15.5.12.1. Tools > Command Editor Example

    >calculate lengthInt, <Expression>, <Location>.

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