Problem in indexOf in javascript

Question

I want to find out if a variable value contains in second string. My code is

if (ext.indexOf(FileUploadval.substring(FileUploadval.lastIndexOf('.') + 1)) == -1) {
}

where ext have value pdf,doc,dox,xls,xlsx,ppt,pptx and when i try xls or xlsx file it goes in if condition but when i try doc or pdf it doesnot go in if condition. what can be the problem?

Bolu · Accepted Answer · 2010-09-03 10:45:09Z

1

Maybe case sensitive

answered Sep 3, 2010 at 10:45

Bolu

8,8065 gold badges40 silver badges75 bronze badges

Sign up to request clarification or add additional context in comments.

Comments

Dan Iveson · Accepted Answer · 2010-09-03 10:46:13Z

1

Check the case of the file extensions (UPPER vs lower vs miXeD)

answered Sep 3, 2010 at 10:46

Dan Iveson

9366 silver badges10 bronze badges

Comments

Zafer · Accepted Answer · 2010-09-03 10:52:06Z

1

Try the following:

if (ext.indexOf(FileUploadval.toLowerCase().substring(FileUploadval.toLowerCase().lastIndexOf('.') + 1)) == -1) {
}

answered Sep 3, 2010 at 10:52

Zafer

2,17517 silver badges30 bronze badges

Collectives™ on Stack Overflow

Problem in indexOf in javascript

3 Answers 3

Comments

Comments

Comments

Your Answer

Hot Network Questions

Collectives™ on Stack Overflow

3 Answers 3

Comments

Comments

Comments

Your Answer

Sign up or log in

Post as a guest

Related