|   | 
Returns 1 if the definitions of the schematic symbols specified are identical. Otherwise returns 0. Two symbol definitions are identical if:
| 1. | Their graphics are identical. I.e. all segments, arcs and pin locations are the same | 
| 2. | All pin names are the same | 
| 3. | All protected properties are identical | 
Unprotected properties are not compared.
| Number | Type | Compulsory | Default | Description | 
|---|---|---|---|---|
| 1 | string | Yes | 
 | symbol name 1 | 
| 2 | string | Yes | 
 | symbol name 2 | 
Return type: real
| 
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