<= (Less than or equal)

(<= atom1 atom2 [atom ...])

This function compares the given arguments. If each atom is less than or equal to the atom to its right, it returns T, otherwise nil.

Examples

: (<= 1 2)

T

: (<= 1 1 2 3 3)

T

: (<= 1 1 2 1 3)

nil