wp-includes/formatting.php:5890Prints the inline Emoji detection script if it is not already printed.
function print_emoji_detection_script() { static $printed = false; if ( $printed ) { return; } $printed = true; _print_emoji_detection_script();}Introduced in 4.2.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/formatting.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.