Dev Tools · 2h ago
How to Detect the Actual Font Rendering in a Browser
getComputedStyle returns the CSS font stack, not the actual font rendered. A canvas-based technique measures text width for each font to determine which one is used. This matters especially for Japanese text, where font appearance varies significantly across systems.
Meridian48 take
A practical developer tool for font debugging, but the technique is well-known and limited to cases where fonts differ in metrics.
Read the full reporting
How to Detect Which Font Is Actually Rendering in a Browser (Not Just the CSS Stack) →
DEV Community
font-detectionweb-development