Educational Technology · Programming Practice

Play with indexOf()

Classic programmed-learning exercises, refreshed for modern Java and presented in the current MrStyner.com portfolio style.

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Answer:

The first occurance of the string "a" within the method's string is at index 6.

Play with `indexOf()`

Play with the following to gain insight into indexOf().

Embedded Java applet removed: modern browsers do not support Java applets. The surrounding source code is retained for historical study.

Try searching for the second occurence of "ant" in the line. (Hint: pay attention to spaces.)

QUESTION 10:

What is the index of the empty string "" ?