WARNING sans solution

Salut;
j'ai l'erreur suivant,

Citation:

---

Warning: Integer operands are required for colon operator when used as index.

---

comment je dois le corriger
MERCI

Ce n'est pas une erreur mais un warning.

Code:

---

1 2 3 4 5 6

>> a(1.5:2) = 3 Warning: Integer operands are required for colon operator when used as index a = 0 3

---

Voir la :faq: : Subscript indices must either be real positive integers or logicals.