Detect even/odd numberTag(s): String/Number
Use the modulus operator.
For Other interesting modulus operations, see http://mindprod.com/jgloss/modulus.html
if (x % 2 == 0) { // even } if (x % 2 != 0) { // odd } ... or binary AND operator... if (( x & 1 ) == 0) { // even } if (( x & 1 ) != 0) { // odd }