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canvas #9

Open lizehua-cn opened 4 months ago

lizehua-cn commented 4 months ago

canvas 加载图片跨域, 缓存跨域

  1. 设置响应头 Access-Control-Allow-Origin: xxx
  2. new Image() 配置 crossOrigin = "anonymous"
  3. 如果还有问题, 给图片添加随机数, 阻止缓存