update faq on perf with function props (#1994)

alexkrolick · web-flow · commit c8703314ddf3 · 2019-05-13T22:46:23.000-07:00
diff --git a/content/docs/faq-functions.md b/content/docs/faq-functions.md
@@ -83,7 +83,7 @@ class Foo extends Component {
 
 >**Note:**
 >
->Using an arrow function in render creates a new function each time the component renders, which may have performance implications (see below).
+>Using an arrow function in render creates a new function each time the component renders, which may break optimizations based on strict identity comparison.
 
 ### Is it OK to use arrow functions in render methods? {#is-it-ok-to-use-arrow-functions-in-render-methods}
 

Original file line number	Diff line number	Diff line change
`@@ -83,7 +83,7 @@ class Foo extends Component {`
`83`	`83`
`84`	`84`	`>Note:`
`85`	`85`	`>`
`86`		`->Using an arrow function in render creates a new function each time the component renders, which may have performance implications (see below).`
	`86`	`+>Using an arrow function in render creates a new function each time the component renders, which may break optimizations based on strict identity comparison.`
`87`	`87`
`88`	`88`	`### Is it OK to use arrow functions in render methods? {#is-it-ok-to-use-arrow-functions-in-render-methods}`
`89`	`89`