OC
NSString *htmlHeader = @"<head><meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"><meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0, user-scalable=no\"><style>img{max-width: 100%; width:auto; height:auto!important;}</style></head>";
NSString *htmlStr = [NSString stringWithFormat:@"<html>%@<body>%@</body></html>",htmlHeader,descriptionDetailStr];
[self.webView loadHTMLString:htmlStr baseURL:nil];
- (void)webView:(WKWebView *)webView didFinishNavigation:(WKNavigation *)navigation {
// 方法一
[webView evaluateJavaScript:@"document.body.offsetHeight" completionHandler:^(id _Nullable result,NSError * _Nullable error){
if (self.webViewHeight) {
self.webViewHeight([result floatValue] + 20);
}
self.loadedBOOL = YES;
webView.scrollView.scrollEnabled = NO;
/**webView*/
[webView mas_updateConstraints:^(MASConstraintMaker *make) {
make.height.mas_equalTo([result floatValue] + 10);
}];
[self.tableView beginUpdates];
[self.tableView endUpdates];
}];
}
swift
var head = "<head>" +
"<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">" +
"<meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0, user-scalable=no\"> " +
"<style>img{max-width: 100%; width:auto; height:auto!important;}</style>" +
"</head>"
let cellModel:GoodsDetail_goodsVoModel = model.cellModel as! GoodsDetail_goodsVoModel
let url:NSString = "<html>\(head)<body>\(cellModel.description)</body></html>" as NSString
self.webView.loadHTMLString(url as String, baseURL: nil)
extension <#view#>: WKNavigationDelegate {
func webView(_ webView: WKWebView, didFinish navigation: WKNavigation!) {
webView.evaluateJavaScript("document.body.scrollHeight") { (Result, error) in
//页面高度
let height = Result as? Double
webView.snp.updateConstraints { (make) in
make.height.equalTo(height!)
}
webView.scrollView.isScrollEnabled = false;
// WKWebView
self.tableV?.beginUpdates()
self.tableV?.endUpdates()
}
}
}
