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replaceAll()

 
Greenhorn
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String tp ="... --- ...";
tp=tp.replaceAll("...","O");

output : OOO..
should'nt it be O --- O

Pls. explain
 
Java Cowboy
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Hint: The first argument to String.replaceAll() is a regular expression and "." has a special meaning in regular expressions. Look at the API documentation to find out why it works exactly like this.
 
Ranch Hand
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Originally posted by Ajay Divakaran:
String tp ="... --- ...";
tp=tp.replaceAll("...","O");

output : OOO..
should'nt it be O --- O

Pls. explain



 
Don't get me started about those stupid light bulbs.
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