x
<html><body>$color = "red";echo "Roses are $color";echo "<br>";echo 'Roses are $color';</body></html>玫瑰是红色的
玫瑰是 $color
玫瑰是 $color
<html><body>$color = "red";echo "Roses are $color";echo "<br>";echo 'Roses are $color';</body></html>