How to write a JavaScript expression that produces true if a string s contains a comma, and false otherwise?

Posted on October 12, 2011 by KC

I need write a JavaScript countenance which produces loyal if a fibre s contains a comma, and
false otherwise. we am not certain how to do this, interjection for a help!

One thought on “How to write a JavaScript expression that produces true if a string s contains a comma, and false otherwise?”

siamese_scythe on October 12, 2011 at 12:03 am said:

see the indexOf function
http://www.w3schools.com/jsref/jsref_indexof.asp
(check for return value of -1.)

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How to write a JavaScript expression that produces true if a string s contains a comma, and false otherwise?

One thought on “How to write a JavaScript expression that produces true if a string s contains a comma, and false otherwise?”

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