Created
January 6, 2014 13:23
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indexOf(substr, [start]) Searches and (if found) returns the index number of the searched character or substring within the string. If not found, -1 is returned. “Start” is an optional argument specifying the position within string to begin the search. Default is 0.
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| //indexOf(char/substring) | |
| var sentence="Hi, my name is Sam!" | |
| if (sentence.indexOf("Sam")!=-1) | |
| alert("Sam is in there!") |
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