fix: windowTop 在低版本浏览器下值不正确的Bug askId: 89952

src/platforms/h5/view/bridge/subscribe/index.js

@@ -28,7 +28,7 @@ function updateCssVar (vm) {
     const windowTopValue = navigationBarType === 'default' || navigationBarType === 'float' ? NAVBAR_HEIGHT : 0
     const windowBottomValue = getApp().$children[0].showTabBar ? TABBAR_HEIGHT : 0
     const envMethod = uni.canIUse('css.env') ? 'env' : (uni.canIUse('css.constant') ? 'constant' : '')
-    const windowTop = windowTopValue && envMethod ? `calc(${windowTopValue}px + ${envMethod}(safe-area-inset-top))` : `${windowTopValue}0px`
+    const windowTop = windowTopValue && envMethod ? `calc(${windowTopValue}px + ${envMethod}(safe-area-inset-top))` : `${windowTopValue}px`
     const windowBottom = windowBottomValue && envMethod ? `calc(${windowBottomValue}px + ${envMethod}(safe-area-inset-bottom))` : `${windowBottomValue}px`
     const style = document.documentElement.style
     style.setProperty('--window-top', windowTop)