Help with function

[Gintaras]

I would rather download a specialized program.

This code highlights the first difference. You should also set ES_NOHIDESEL style for both Edit controls.

Code:

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...
sel wParam
,case 5
,int h1=id(3 hDlg)
,int h2=id(4 hDlg)
,int i
,int minlen=iif(texto1.len<texto2.len texto1.len texto2.len)
,for i 0 minlen
,,if(texto1[i]!=texto2[i])
,,,SetFocus h1
,,,SendMessage h1 EM_SETSEL i i+1
,,,SendMessage h1 EM_SCROLLCARET 0 0
,,,SetFocus h2
,,,SendMessage h2 EM_SETSEL i i+1
,,,SendMessage h2 EM_SCROLLCARET 0 0
,,,break

,case IDOK DT_Ok hDlg
,case IDCANCEL DT_Cancel hDlg
ret 1