Returns the zero-based index of the first occurrence of a IPlugin
            in the PluginCollection.
            
Namespace: log4net.Plugin
Assembly: log4net (in log4net.dll) Version: 2.0.6.0-.NET 4.0
Syntax
Parameters
- item
 - Type: log4net.PluginIPlugin
The IPlugin to locate in the PluginCollection. 
Return Value
Type: Int32The zero-based index of the first occurrence of item in the entire PluginCollection, if found; otherwise, -1.
See Also