Execute

is a primitive function that evaluates a string as APL code.

It should be noted that executing user-provided data is not safe. Some implementations provide alternative safe functionality through the system functions Verify Input and Fix Input or the combined function Verify and Fix Input.

Examples
A common use for this is to assign a value using a name given by a variable:

Tutorials

 * APL Cultivation

Documentation

 * Dyalog
 * APLX
 * J Dictionary, NuVoc