wp-includes/script-loader.php:2769Sanitizes an attributes array into an attributes string to be placed inside a <script> tag.
$attributesarraystringfunction wp_sanitize_script_attributes( $attributes ) { $html5_script_support = ! is_admin() && ! current_theme_supports( 'html5', 'script' ); $attributes_string = ''; /* * If HTML5 script tag is supported, only the attribute name is added * to $attributes_string for entries with a boolean value, and that are true. */ foreach ( $attributes as $attribute_name => $attribute_value ) { if ( is_bool( $attribute_value ) ) { if ( $attribute_value ) { $attributes_string .= $html5_script_support ? sprintf( ' %1$s="%2$s"', esc_attr( $attribute_name ), esc_attr( $attribute_name ) ) : ' ' . esc_attr( $attribute_name ); } } else { $attributes_string .= sprintf( ' %1$s="%2$s"', esc_attr( $attribute_name ), esc_attr( $attribute_value ) ); } } return $attributes_string;}Introduced in 5.7.0. One change between 6.7.7 and 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
$attributes retyped from array to untyped.verified against sourcesrc/wp-includes/script-loader.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.