Use best practices for determining the size of an array element

per1234 · per1234 · commit b0791f1b26e3 · 2019-01-22T06:31:08.000-08:00
The previous code does not automatically adapt to changes in the type of myInts.
diff --git a/Language/Variables/Utilities/sizeof.adoc b/Language/Variables/Utilities/sizeof.adoc
@@ -70,7 +70,7 @@ Note that `sizeof` returns the total number of bytes. So for larger variable typ
 
 [source,arduino]
 ----
-for (i = 0; i < (sizeof(myInts)/sizeof(int)); i++) {
+for (i = 0; i < (sizeof(myInts)/sizeof(myInts[0])); i++) {
   // do something with myInts[i]
 }
 ----

Original file line number	Diff line number	Diff line change
@@ -70,7 +70,7 @@ Note that `sizeof` returns the total number of bytes. So for larger variable typ
`70`	`70`
`71`	`71`	`[source,arduino]`
`72`	`72`	`----`
`73`		`-for (i = 0; i < (sizeof(myInts)/sizeof(int)); i++) {`
	`73`	`+for (i = 0; i < (sizeof(myInts)/sizeof(myInts[0])); i++) {`
`74`	`74`	`// do something with myInts[i]`
`75`	`75`	`}`
`76`	`76`	`----`