isOn()

isOn(val): boolean

Returns true if the given value is found in a case-insensitive list of "on" values.

True values: ['1', 'true']

Additional values: ['on']

For a more liberal comparison/coercion to true or false see the converters package (@accelint/converters).

Parameters

val

unknown

Returns

boolean

Remarks

pure function

Example

isOn('off');     // false
isOn('');        // false
isOn(0);         // false
isOn(1);         // true
isOn(true);      // true
isOn('on');      // true