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**OCXUNREGISTERPROPCHANGE(** //control// **)**

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| **OCXUNREGISTERPROPCHANGE** | Un-installs a property change callback procedure. |
| //Control// | An integer expression containing the field number or field equate label of the OLE control to affect. |

**OCXUNREGISTERPROPCHANGE** un-installs a property change callback //procedure// for the //control.//

**Example:**

**OCXUNREGISTERPROPCHANGE(?OleControl)**

**See Also:**

[[callback functions.htm|Callback Functions]]