// server-side validation. Opera is the only other implementation at
// this time, and has ugly UI, so just kill the feature entirely until
// we have at least one good implementation.
- if ( in_array( $key, array( 'max', 'min', 'pattern', 'required', 'step' ) ) ) {
+
+ // As the default value of "1" for "step" rejects decimal
+ // numbers to be entered in 'type="number"' fields, allow
+ // the special case 'step="any"'.
+
+ if ( in_array( $key, array( 'max', 'min', 'pattern', 'required' ) ) ||
+ $key === 'step' && $value !== 'any' ) {
continue;
}