Браузер |
 Internet Explorer |
 Chrome |
 Opera |
 Safari |
 Firefox |
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Версия |
6.0 |
7.0 |
8.0 |
9.0 |
2.0 |
3.0 |
4.0 |
5.0 |
9.2 |
9.6 |
10 |
2.0 |
3.1 |
4.0 |
5.0 |
2.0 |
3.0 |
3.6 |
4.0 |
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Поддержка |
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| HTML: | 3.2 | 4.01 | 5.0 |
| XHTML: | 1.0 | 1.1 |
<button tabindex="число">...</button>