js 判断图片链接是否有效

//判断链接是否存在
function validateImage(pathImg) {
	var ImgObj = new Image();
	ImgObj.src = pathImg;
	if(ImgObj.fileSize > 0 || (ImgObj.width > 0 && ImgObj.height > 0)) {
		return true;
	} else {
		return false;
	}

}

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转载自blog.csdn.net/qq_38150538/article/details/88797860
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