From eb43eb7ccdeaad7440d9fda90128691effda15e1 Mon Sep 17 00:00:00 2001 From: i Date: Tue, 28 Oct 2014 03:11:59 -0400 Subject: [PATCH] basic arithmetic *doesn't* work It's not really true that arithmetic is accurate in JavaScript. --- javascript.html.markdown | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/javascript.html.markdown b/javascript.html.markdown index cc210c4a..792cab98 100644 --- a/javascript.html.markdown +++ b/javascript.html.markdown @@ -39,13 +39,14 @@ doStuff() // 1. Numbers, Strings and Operators // JavaScript has one number type (which is a 64-bit IEEE 754 double). -// As with Lua, don't freak out about the lack of ints: doubles have a 52-bit -// mantissa, which is enough to store integers up to about 9✕10¹⁵ precisely. +// Doubles have a 52-bit mantissa, which is enough to store integers +// up to about 9✕10¹⁵ precisely. 3; // = 3 1.5; // = 1.5 -// All the basic arithmetic works as you'd expect. +// Some basic arithmetic works as you'd expect. 1 + 1; // = 2 +.1 + .2; // = 0.30000000000000004 8 - 1; // = 7 10 * 2; // = 20 35 / 5; // = 7