diff options
| -rw-r--r-- | javascript.html.markdown | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/javascript.html.markdown b/javascript.html.markdown index 76017c17..f190ff98 100644 --- a/javascript.html.markdown +++ b/javascript.html.markdown @@ -77,13 +77,13 @@ false; !true; // = false !false; // = true -// Equality is == -1 == 1; // = true -2 == 1; // = false +// Equality is === +1 === 1; // = true +2 === 1; // = false -// Inequality is != -1 != 1; // = false -2 != 1; // = true +// Inequality is !== +1 !== 1; // = false +2 !== 1; // = true // More comparisons 1 < 10; // = true @@ -97,11 +97,13 @@ false; // and are compared with < and > "a" < "b"; // = true -// Type coercion is performed for comparisons... +// Type coercion is performed for comparisons with double equals... "5" == 5; // = true +null == undefined; // = true // ...unless you use === "5" === 5; // = false +null === undefined; // = false // You can access characters in a string with charAt "This is a string".charAt(0); // = 'T' |