html - How do I change the content of a span element using javascript. .innerHTML method not working -

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• why jquery or dom method such getelementbyid not find element? 6 answers

i'm trying change content inside of span element. i've tried :

    <span id='spanid'> content </span>      document.getelementbyid('spanid').innerhtml = blah blah 

this not work , console returns :

'typeerror: null not object'

you have type error here

use document.getelementbyid('spanid').innerhtml = "blah blah"

but modern browsers :

use document.getelementbyid("spanid").textcontent="blah blah ";