javascript - js form update while typing -



javascript - js form update while typing -

i can update form using js, when user hits come in after on html form or when onclick "submit" button, want update form while user typing something.

i know can infinity loop yet not thought or can check after intervals cause unnecessary checking don't want.

use keyup event handler input field contained within form.

references: javascript, jquery

[update]

you missed round brackets @ function definition, check updated fiddle

javascript html

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