other: Add string utility.

sustained · sustained · commit e52a4c2f2f8b · 2019-10-01T17:41:31.000+01:00
diff --git a/src/utils/string.js b/src/utils/string.js
@@ -0,0 +1,3 @@
+export function uppercaseFirst(string) {
+  return string.substr(0, 1).toUpperCase() + string.substr(1)
+}

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+export function uppercaseFirst(string) {`
	`2`	`+ return string.substr(0, 1).toUpperCase() + string.substr(1)`
	`3`	`+}`