Definition
exp : unary_exp | unary_exp = exp | unary_exp += exp | unary_exp -= exp | unary_exp *= exp | unary_exp /= exp | unary_exp %= exp | unary_exp |= exp | unary_exp &= exp | unary_exp ^= exp | unary_exp <<= exp | unary_exp >>= exp | exp + exp | exp - exp | exp * exp | exp / exp | exp % exp | exp | exp | exp & exp | exp ^ exp | exp || exp | exp && exp | exp << exp | exp >> exp | exp == exp | exp != exp | exp < exp | exp > exp | exp <= exp | exp >= exp
Purpose
An exp represents the topmost level of an expression. This level represents a binary operator expression.