php math function

[hemi]

hello ,

i want a function that converts

a=3.1567

then it should be converted as

a=3.2
(dont tell me about ceil() )

if it is simple help me out

[JasonDFR]

echo round(3.15895, 1); 

I bet you could have figured this one out yourself.

[hemi]

you won ur bet

[Mohamed]

Thank you