Don’t use empty image src |
6 |
4.33 |
| Specify HTML document’s language |
3 |
5 |
Always provide an alt text in img elements |
7 |
4.57 |
| Use tables in HTML email |
9 |
3.67 |
| Don’t be skipping heading levels |
7 |
4.29 |
Use the title attribute on form elements |
6 |
4.33 |
| Use the optgroup element for hierarchical select options |
5 |
4.2 |
| Don’t use empty HTML elements |
26 |
2.62 |
Group form controls by using fieldset and legend elements |
11 |
4.36 |
| Consider using Diagnostic styling |
6 |
4.5 |
| Don’t put block elements inside inline elements |
8 |
4.38 |
Don’t forget summary attribute |
18 |
3.39 |
| Don’t use definition lists for marking up dialogues |
9 |
4.44 |
Use the label element to make forms accessible |
25 |
4.68 |
| Keep content in a logical order in the source |
26 |
4.88 |
| Don’t use the wrong dashes |
23 |
4.17 |
| Use headings to make your site more accessible |
26 |
4.58 |
| Don’t use frames |
50 |
4.68 |
| Don’t use “click here” links |
44 |
4.68 |
Use ins and del elements for document changes |
11 |
4.09 |
| Use proper markup on quotes |
10 |
4.5 |
| Don’t give presentational names to classes and ids |
25 |
4.24 |
Always use utf-8 encoding |
45 |
4.73 |
| Use semantic markup for tag clouds |
23 |
3.83 |
| Cure your divitis |
31 |
4.45 |
| Don’t think valid HTML is good HTML |
50 |
4.58 |
| Use Microformats to enhance markup semantics |
40 |
4.2 |
| Don’t Use Empty Links |
26 |
4.54 |
| Style Your Links Sensibly |
39 |
4.74 |
| Do not use NBSP for adding space |
39 |
3.08 |
| Use the right DOCTYPE |
75 |
4.91 |
| Don’t Write Bad Alt Text |
27 |
4.7 |
| Don’t send XHTML as text/html |
60 |
3.3 |
| Do not force a new window |
78 |
3.32 |
| Write good class and id names |
36 |
4.75 |
| Validate your code |
34 |
4.62 |
| Don’t Use Pixels for Text |
107 |
2.47 |
| Don’t Write in All Caps |
67 |
4.51 |