question: test if given index is bound to a variable . this method performs an index check . concode_field_sep ValueExpression[] NO_VARIABLES concode_elem_sep ValueExpression[] variables concode_elem_sep Method method concode_elem_sep Method[] functions concode_elem_sep TypeConverter converter concode_elem_sep Method[] NO_FUNCTIONS concode_elem_sep long serialVersionUID concode_field_sep boolean isFunctionBound concode_elem_sep void writeObject concode_elem_sep void writeObject concode_elem_sep int hashCode concode_elem_sep Method getFunction concode_elem_sep boolean equals concode_elem_sep T convert concode_elem_sep ValueExpression getVariable concode_elem_sep void readObject concode_elem_sep void readObject
target: boolean function ( int arg0 ) { return arg0 >= 0 && arg0 < variables . length && variables [ arg0 ] != null ; }