solved #15: check a character in a string

bunnydeviloper · Oct 29, 2017 · 9a7a406 · 9a7a406
1 parent 44fa977
commit 9a7a406
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diff --git a/solutions/15.js b/solutions/15.js
@@ -0,0 +1,7 @@
+const strHas = (string, c, i=0) => {
+  if (i > string.length-1) return false;
+  if (string[i] === c) return true;
+  return strHas(string, c, i+1);
+};
+module.exports = strHas;
+
diff --git a/test/15.js b/test/15.js
@@ -0,0 +1,11 @@
+const strHas = require('../solutions/15.js');
+const test = (string, c, result) => {
+  if (strHas(string, c) === result) {
+    console.log("Code is correct!");
+  } else {
+    console.log("Check code again");
+  };
+};
+test("hello", "e", true);   //true===true, code is correct
+test("hello", "a", false);  //false===false, code is correct
+test("hello", "a", true);   //false != true, check again