every

This function checks if all things in the set pass a given test. It returns a boolean value.

Calling this function on an empty set returns true for any condition!

This function does not generate an event.

Function

set.every(callback)

Arguments

Argument Type Description
callback closure Closure to execute on each thing until the closure evaluates to false.

Explanation of the callback argument:

Iterable Arguments Description
set thing, id Iterate over things in the set. Both thing and id are optional.

Return value

Returns true if every thing in the set satisfies the check in the callback function. Otherwise, false.

Example

This code shows an example using every():

users = set({
    name: 'Iris',
    age: 7,
}, {
    name: 'Tess',
    age: 6
});

a = users.every(|user| user.age > 6);  // false
b = users.every(|user| user.age > 3);  // true

// Return both a and b
[a, b];

Return value in JSON format

[
    false,
    true
]