JavaScript has a built-in method, ____, that takes a character as an argument and returns the position in a string where the character occurs or -1 if the character isn't found.
A. isNaN()
B. indexOf()
C. isNumeric(str)
D. length(str)
Answer: B
You might also like to view...
When headings have been added or changed in a report after the table of contents has been created, click _________ _________ to ensure the latest changes have been included in the table of contents.
A. Change Table B. Modify Table C. Update Table D. Revise Table
As computers become faster, memory access speeds are not keeping pace.
Answer the following statement true (T) or false (F)
When the Header and Footer areas are open, the text in the main document can still be edited.
Answer the following statement true (T) or false (F)
Data analysis commands are required ?
A. ?to be turned on all the time. B. ?in order to use the power tools. C. ?before you can use the function key. D. ?to be included in all Excel workbooks.