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**MODULE(**//sourcefile//**)**

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| **MODULE** | Names a MEMBER module or external library file. |
| //sourcefile// | A string constant. If the //sourcefile// contains Clarion language source code, this specifies the filename (extension is optional) of the source file that contains the PROCEDUREs. If the //sourcefile// is an external library, this string may contain any unique identifier. |

A **MODULE** attribute of a CLASS structure names a MEMBER module or external library file which contains the PROCEDURE definitions for the CLASS's member methods. MODULE is only valid on a CLASS structure.

**Example:**

**OneClass CLASS,****MODULE****('OneClass')   !Method definitions in OneClass.CLW**

**LoadIt    PROCEDURE                 !LoadIt procedure prototype**

**ComputeIt PROCEDURE                 !ComputeIt procedure prototype**

**         END**

**See Also:**

[[class  object declaration .htm|CLASS]]

[[member  identify member source file .htm|MEMBER]]

[[link  specify class link into project .htm|LINK]]

[[procedure prototypes.htm|PROCEDURE Prototypes]]