Code Inspection: Function expression is used instead of arrow function Last modified: 13 May 2022Configure inspections: Settings / Preferences | Editor | InspectionsShow intention actions: Alt+Enter Reports a function expression. Suggests converting it to an arrow function. Example:arr.map(function(el) {return el + 1})After applying the quick-fix the code looks as follows:arr.map(el => el + 1) Suppress an inspection in the editor Position the caret at the highlighted line and press Alt+Enter or click .Click the arrow next to the inspection you want to suppress and select the necessary suppress action.