Run results for: querySelector vs querySelectorAll vs getElementsByClassName vs querySelector (ID) vs getElementsByID — (getElementsByClassName sem .(ponto))

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.103 Safari/537.36 OPR/60.0.3255.170

Browser: Opera 60

Operating system: Linux

Device Platform: Desktop

Date tested: 5 years ago

HTML Preparation code:

<div class="test" id="test"></div>

AخA
 
<div class="test" id="test"></div>

Tests:

querySelector
document.querySelector(".test")
document.querySelector(".test")
querySelectorAll
document.querySelectorAll(".test")
document.querySelectorAll(".test")
getElementsByClassName
document.getElementsByClassName("test")
document.getElementsByClassName("test")
querySelector (ID)
document.querySelector("#test")
document.querySelector("#test")
getElementsByID
document.getElementById("test")
document.getElementById("test")