Selecting Existing Input Blocks for Block Properties
Many block properties use the Path Selector list to allow you to select a path or individual field as the value for the property. For example filter conditions let you select the comparison value for the condition from a field. You can select an input field to assign it to any block property that accepts paths or fields using the Path/Selector:
1. Add an Input block to the canvas.
2. Select the block where you want to use this input field for a property.
3. Click in the block property that accepts paths or use 
to open the Path Selector list and select the input field. Wires draws the connection between the Input block and the block you are currently working with. For example:
