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is_let : term -> bool
SYNOPSIS
Tests a term to see if it is a let-expression.
DESCRIPTION
is_let `let x1 = e1 and ... and xn = en in E` returns true.
If the term is not a let-expression of any kind, the result is false.
FAILURE CONDITIONS
Never fails.
EXAMPLE
# is_let `let x = 1 in x + x`;;
val it : bool = true
# is_let `let x = 2 and y = 3 in y + x`;;
val it : bool = true