struct.keyExists()
Determines whether a specific key is present in a structure.
struct.keyExists( key=string )
Returns: Boolean
Examples
animals = {
cow: "moo",
pig: "oink",
cat: "meow",
bird: "chirp"
};
// Check to see if key exists in struct
if (
animals.keyExists("snail")
) {
echo("There is a snail in 'animals'");
} else {
echo("No snail exists in 'animals'");
}