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Returns the read only status of the specified schematic.
| Number | Type | Compulsory | Default | Description | 
|---|---|---|---|---|
| 1 | real | No | -1 | Schematic ID | 
Schematic ID as returned by the function OpenSchematic. This allows this function to be used with a schematic that is not open or not currently selected. If omitted or -1, the currently selected schematic will be used.
Return type: real
Returns 1.0 if the schematic is read-only. Otherwise returns 0.0
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