|   | 
Returns 1 if the specified file contains .MODEL, .SUBCKT or .ALIAS definitions. Otherwise returns 0. The function will unconditionally return 0 if the file has any of the following extensions:
.EXE, .COM, .BAT, .PIF, .CMD, .SCH, .SXSCH, .SXDAT, .SXGPH
This will be overridden if the second argument is set to 'AllExt'.
| Number | Type | Compulsory | Default | Description | 
|---|---|---|---|---|
| 1 | string | Yes | 
 | Path of file | 
| 2 | string | No | 
 | Options | 
Return type: real
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