isDevMode
function
Returns whether Angular is in development mode. After called once, the value is locked and won't change any more.
isDevMode(): boolean
Parameters
There are no parameters.
Returns
boolean
Description
By default, this is true, unless a user calls enableProdMode before calling this.
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Licensed under the Creative Commons Attribution License 4.0.
https://v7.angular.io/api/core/isDevMode