Why javascript indexOf "empty string" always returning zero

Asked Feb 24 '15 at 09:50

Active Oct 03 '18 at 10:21

Viewed 569 times

Why javascript indexOf method always return 0 for empty string. If i used any string indexOf("") always returns zero. Any reason for this. Explain the reason briefley.

var str="jquery";
var index=str.indexOf("") \\ Always returns zero for any string.

Thanks in advance.

asked Feb 24 '15 at 09:50

Sunil Prabakar

because it will find empty string at the very starting of the search string so everytime it will return index 0 – Kartikeya Khosla Feb 24 '15 at 09:51
http://stackoverflow.com/questions/1744310/how-to-fix-array-indexof-in-javascript-for-internet-explorer-browsers – user1844933 Feb 24 '15 at 09:52

Why javascript indexOf "empty string" always returning zero

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