html - meta X-UA-Compatible: difference between IE=Edge and IE=100 -

html - meta X-UA-Compatible: difference between IE=Edge and IE=100 -

some features of 1 of web applications not working users in net explorer 9, though have made compatible ie 9. after doing investigation found problem happen if ie9 opens site document mode ie7.

to rid of problem instantly used next meta tag forcefulness browser utilize latest engine time open site.

<meta http-equiv='x-ua-compatible' content='ie=edge' />

i found alternative utilize meta content='ie=100'.

as of problems css related, alternative have minimum impact on other browser scripts?

see understanding legacy document modes in specifying legacy document modes:

starting ie11, border mode considered preferred document mode. (in before versions, considered experimental.)

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starting net explorer 11, content values greater "10" lead border mode, highest version supported version of net explorer used view webpage.

html internet-explorer meta-tags