das: added operator "validate" to perform variable value checking
das: added operator "validate" to perform variable value checking
tectronics/staff,noushadalit/staff,MrLoick/staff,tectronics/staff,noushadalit/staff,MrLoick/staff,MrLoick/staff,tectronics/staff,MrLoick/staff,noushadalit/staff,MrLoick/staff,MrLoick/staff,tectronics/staff,noushadalit/staff,noushadalit/staff,noushadalit/staff,tectronics/staff,tectronics/staff