From 3e3e9530a265cb3f549a3556bb78ffdcb1023650 Mon Sep 17 00:00:00 2001
From: David Ferrone <zapwai@gmail.com>
Date: Mon, 16 Sep 2024 12:02:14 -0400
Subject: Week 287

---
 challenge-287/zapwai/javascript/ch-2.js | 39 +++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 challenge-287/zapwai/javascript/ch-2.js

(limited to 'challenge-287/zapwai/javascript/ch-2.js')

diff --git a/challenge-287/zapwai/javascript/ch-2.js b/challenge-287/zapwai/javascript/ch-2.js
new file mode 100644
index 0000000000..23e068bc82
--- /dev/null
+++ b/challenge-287/zapwai/javascript/ch-2.js
@@ -0,0 +1,39 @@
+let str = "1";
+proc(str);
+str = "56e10";
+proc(str);
+str = "2E32";
+proc(str);
+str = "a";
+proc(str);
+str = "1.2";
+proc(str);
+str = "1.2.6";
+proc(str);
+str = "3.142e10";
+proc(str);
+str = "3.142e42B";
+proc(str);
+
+function proc(str) {
+    console.log( "Input:", str);
+    let output = "False";
+    let p = str.split(".");
+    let dre = /^\d+$/
+    let dere = /^\d+e\d+$|^\d+E\d+$/;
+    let deere = /^\d+e\d+$|^\d+E\d+$/;
+    if (p.length == 1) {
+	if (dre.test(str)) {
+	    output = "True";
+	} else if (dere.test(str)) {
+	    output = "True";
+	}
+    } else if (p.length == 2) {
+	if (dre.test(p[0]) && dre.test(p[1])) {
+	    output = "True";
+	} else if (dre.test(p[0]) && deere.test(p[1])) {
+	    output = "True";
+	}
+    }
+    console.log("Output:", output);
+}
-- 
cgit