“Ctrl+/”
“F11/ESC”
<!DOCTYPE html>
<html>
<body>
<svg xmlns="https://www.w3.org/2000/svg" version="1.1">
<text x="10" y="20" style="fill:red;">Several lines:
<tspan x="10" y="45">First line</tspan>
<tspan x="10" y="70">Second line</tspan>
</text>
</svg>
</body>
</html>