Convert int to string (#108)

xiaowei-zhang · web-flow · commit 4cec49924b8b · 2020-04-03T16:03:29.000+02:00
To avoid the deprecation warning (since 2.13.0)
diff --git a/src/main/scala/scalatutorial/sections/ImperativeProgramming.scala b/src/main/scala/scalatutorial/sections/ImperativeProgramming.scala
@@ -308,7 +308,7 @@ object ImperativeProgramming extends ScalaTutorialSection {
    * In Scala there is a kind of `for` loop:
    *
    * {{{
-   *   for (i <- 1 until 3) { System.out.print(i + " ") }
+   *   for (i <- 1 until 3) { System.out.print(i.toString + " ") }
    * }}}
    *
    * This displays `1 2`.

Original file line number	Diff line number	Diff line change
`@@ -308,7 +308,7 @@ object ImperativeProgramming extends ScalaTutorialSection {`
`308`	`308`	* In Scala there is a kind of `for` loop:
`309`	`309`	`*`
`310`	`310`	`* {{{`
`311`		`- * for (i <- 1 until 3) { System.out.print(i + " ") }`
	`311`	`+ * for (i <- 1 until 3) { System.out.print(i.toString + " ") }`
`312`	`312`	`* }}}`
`313`	`313`	`*`
`314`	`314`	* This displays `1 2`.