What are the types of input in 1.form? What do you do with it?
What role does Colspan,rowspan play in the Border,cellpadding TD label in the 2.table label?
3. Add a method to the array prototype that takes a parameter and removes it from the array if the parameter exists in the array.
4. Write a method that asks for the byte length of a string.
5. How to control line breaks in alert
6. Explanation document.getElementById (' ElementID '). style.fontsize= ' 1.5em ';
7. Write a method that removes the repeating elements of an array.
8. Say more than 3 of the FF and IE script compatibility issues
9. Write a function to verify the validity of the email
10. Talk about the use of the JavaScript array sorting method sort (), focusing on the use of the sort () parameter and its internal mechanism.
11. Three column layout left column fixed width left alignment, the right column fixed width Right alignment, the middle is not fixed, you can change as the window changes, please write out the HTML code.
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Web Front end engineer face question "front end"
