Plug-in Reference — Messages — EE_COMPARE

# EE_COMPARE

Compares two files. You can send this message explicitly or use the Editor_Compare inline function.

    EE_COMPARE
    wParam = (WPARAM) (COMPARE_INFO*) pCompareInfo;
    lParam = 0;

## Parameters

pCompareInfo

Pointer to the COMPARE_INFO structure.

## Return Value

The return value can be one of the following values. The return value is a negative value if an error occurs.

E_DOCUMENT_1_NOT_FOUND | Cannot find the first document.
E_DOCUMENT_2_NOT_FOUND | Cannot find the second document.
E_FAIL | Unspecified error.
E_NOT_MDI | Tabs must be enabled.
S_DIFF | Two documents are NOT identical..
S_MATCHED | Two documents are identical.
S_MATCHED_IGNORED | Two documents are identical except for ignored places.

## Version

Supported on EmEditor Professional Version 17.7 or later.