ch expression function
Returns the value of a parameter.
Replaced by: hou.ch, hou.Parm, hou.node, hou.parmTuple, hou.Node, hou.evalParm, hou.evalParmTuple, hou.parm
Returns the value of a parameter.
Replaced by: hou.ch, hou.Parm, hou.node, hou.parmTuple, hou.Node, hou.evalParm, hou.evalParmTuple, hou.parm