TryCF Gist

trycf-gist.cfm

<cfscript>

// increment
a = 1;
b = a++; // b=1, a=2    // postfix operators returns value, then peforms action (in this case: increments a)
writeDump({"b":b,"a":a});

c = ++a; // c=3, a=3    // prefix operator peforms action then returns result
writeDump({"c":c,"a":a});

// decrement
writeDump([
a--, // a=2
--a // a=1
]);


</cfscript>