TCL_ExistVar - Return %T if a tcl variable exists
This routine allows to test if a tcl variable exists.
TCL_SetVar("Scilab","OK") TCL_GetVar("Scilab") TCL_UnsetVar("Scilab") TCL_ExistVar("Scilab") TCL_SetVar("aa",1) TCL_CreateSlave('SlaveInterp'); TCL_SetVar("aa",2,'SlaveInterp') TCL_ExistVar("aa") TCL_GetVar("aa") TCL_UnsetVar("aa") TCL_GetVar("aa",'SlaveInterp') TCL_UnsetVar("aa",'SlaveInterp') TCL_ExistVar("aa",'SlaveInterp') TCL_DeleteInterp('SlaveInterp')
ScilabEval, TCL_EvalFile, TCL_EvalStr, TCL_GetVar, TCL_SetVar, TCL_UnsetVar, TCL_UpVar, TCL_CreateSlave,
Allan CORNET