update

szabgab · Jun 11, 2021 · 8f3055e · 8f3055e
1 parent 8290af0
commit 8f3055e
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Showing 3 changed files with 8 additions and 2 deletions.
diff --git a/crystal/.ackrc b/crystal/.ackrc
@@ -0,0 +1,2 @@
+--ignore-dir=lib
+--ignore-dir=bin
diff --git a/crystal/examples/string_iterator.cr b/crystal/examples/string_iterator.cr
@@ -1,2 +1,5 @@
-text = "Crystal"
-text.each_char {|chr| puts chr}
+text = "Crystal"   # STring
+text.each_char {|chr|
+    puts chr       # Char
+    puts chr.to_s  # String
+}
diff --git a/crystal/strings.md b/crystal/strings.md
@@ -13,6 +13,7 @@
 
 ## Iterate over characters of a atring
 {id: strings-iterator}
+{i: each_char}
 
 ![](examples/string_iterator.cr)