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测试网页加载速度
// ==UserScript==
// @name 网页加载速度测试
// @author DeepSeek
// @version 3.1.7
// @description 测试网页加载速度
// @match *://*/*
// @run-at document-start
// @grant GM_addStyle
// @namespace https://greasyfork.org/users/452911
// ==/UserScript==
(function() {
'use strict';
// 添加全局样式
GM_addStyle(`
@keyframes speedFadeIn {
0% {
opacity: 0;
transform: translateX(-50%) translateY(20px);
}
100% {
opacity: 1;
transform: translateX(-50%) translateY(0);
}
}
@keyframes speedFadeOut {
0% {
opacity: 1;
transform: translateX(-50%) translateY(0);
}
100% {
opacity: 0;
transform: translateX(-50%) translateY(20px);
}
}
@keyframes speedometerPulse {
0%, 100% { transform: scale(1); }
50% { transform: scale(1.05); }
}
@keyframes checkmarkPop {
0% { transform: scale(0); opacity: 0; }
70% { transform: scale(1.2); opacity: 1; }
100% { transform: scale(1); opacity: 1; }
}
.speed-indicator {
position: fixed;
bottom: 25px;
left: 50%;
transform: translateX(-50%);
background: rgba(255, 255, 255, 0.98);
padding: 14px 24px;
border-radius: 12px;
box-shadow:
0 4px 20px rgba(0, 0, 0, 0.08),
0 2px 8px rgba(0, 0, 0, 0.04),
0 0 0 1px rgba(0, 0, 0, 0.03);
color: #1a1a1a;
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
font-size: 14px;
font-weight: 500;
line-height: 1.5;
text-align: center;
z-index: 2147483647 !important; /* 最高悬浮层级 */
backdrop-filter: blur(8px);
animation: speedFadeIn 0.35s cubic-bezier(0.2, 0, 0, 1);
display: flex;
align-items: center;
justify-content: center;
gap: 12px;
box-sizing: border-box;
border: 1px solid rgba(0, 0, 0, 0.08);
overflow: hidden;
transition: all 0.2s ease;
white-space: nowrap; /* 禁止文字折行 */
min-width: auto; /* 自动宽度 */
max-width: 95vw; /* 最大宽度限制 */
}
.speed-indicator:hover {
box-shadow:
0 6px 24px rgba(0, 0, 0, 0.1),
0 3px 10px rgba(0, 0, 0, 0.05),
0 0 0 1px rgba(0, 0, 0, 0.04);
transform: translateX(-50%) translateY(-1px);
}
.speed-icon {
width: 20px;
height: 20px;
flex-shrink: 0;
position: relative;
animation: speedometerPulse 2s ease-in-out infinite;
}
.speed-icon::before {
content: '';
position: absolute;
width: 100%;
height: 100%;
background: linear-gradient(135deg, #007aff, #34c759);
mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='currentColor' d='M11 20v-6.07A7.961 7.961 0 0 1 4 7.07V4h16v3.07c0 3.89-2.56 7.17-6.09 8.27L13 20h-2z'/%3E%3C/svg%3E");
mask-size: contain;
mask-repeat: no-repeat;
mask-position: center;
}
.speed-text {
font-size: 15px;
font-weight: 600;
color: #1d1d1f;
letter-spacing: -0.2px;
white-space: nowrap; /* 禁止文字折行 */
}
.speed-time {
color: #007aff;
font-weight: 700;
margin-left: 4px;
white-space: nowrap; /* 禁止文字折行 */
}
.speed-checkmark {
width: 16px;
height: 16px;
margin-left: 8px;
opacity: 0;
animation: checkmarkPop 0.5s ease-out 0.3s forwards;
display: flex;
align-items: center;
justify-content: center;
flex-shrink: 0;
}
.speed-checkmark::before {
content: '✓';
color: #34c759;
font-weight: 700;
font-size: 12px;
}
.speed-progress-bar {
position: absolute;
bottom: 0;
left: 0;
height: 2px;
background: linear-gradient(90deg, #34c759, #007aff);
width: 0%;
transition: width 1.5s ease-out;
border-radius: 0 0 12px 12px;
}
`);
// 创建显示元素
const container = document.createElement('div');
container.className = 'speed-indicator';
container.style.zIndex = '2147483647';
const icon = document.createElement('div');
icon.className = 'speed-icon';
const textSpan = document.createElement('span');
textSpan.className = 'speed-text';
textSpan.textContent = '加载耗时: ';
const timeSpan = document.createElement('span');
timeSpan.className = 'speed-time';
const checkmark = document.createElement('div');
checkmark.className = 'speed-checkmark';
const progressBar = document.createElement('div');
progressBar.className = 'speed-progress-bar';
textSpan.appendChild(timeSpan);
container.appendChild(icon);
container.appendChild(textSpan);
container.appendChild(checkmark);
container.appendChild(progressBar);
const startTime = performance.now();
// 监听页面加载完成
window.addEventListener('load', () => {
setTimeout(() => {
const endTime = performance.now();
const timeElapsed = endTime - startTime;
// 格式化时间显示
let displayTime;
// 修改颜色判断条件，橙色设置为<2000ms
if (timeElapsed < 100) {
displayTime = `${timeElapsed.toFixed(0)} ms`;
timeSpan.style.color = '#34c759'; // 绿色 - 极快
} else if (timeElapsed < 1000) {
displayTime = `${timeElapsed.toFixed(0)} ms`;
timeSpan.style.color = '#007aff'; // 蓝色 - 快速
} else if (timeElapsed < 2000) { // 修改为2000ms
displayTime = `${(timeElapsed / 1000).toFixed(2)} s`;
timeSpan.style.color = '#ff9500'; // 橙色 - 一般
} else {
displayTime = `${(timeElapsed / 1000).toFixed(2)} s`;
timeSpan.style.color = '#ff3b30'; // 红色 - 较慢
}
timeSpan.textContent = displayTime;
// 确保元素在最顶层
container.style.zIndex = '2147483647';
// 添加到页面
document.body.appendChild(container);
// 触发进度条动画
setTimeout(() => {
progressBar.style.width = '100%';
}, 10);
// 根据加载时间调整显示时长
let displayDuration = 1800;
if (timeElapsed < 500) displayDuration = 1200;
else if (timeElapsed > 2000) displayDuration = 2500; // 调整为2000ms以上显示更久
// 淡出消失
setTimeout(() => {
container.style.animation = 'speedFadeOut 0.3s ease forwards';
setTimeout(() => {
if (container.parentNode) {
container.remove();
}
}, 300);
}, displayDuration);
// 点击快速关闭
container.addEventListener('click', () => {
container.style.animation = 'speedFadeOut 0.2s ease forwards';
setTimeout(() => {
if (container.parentNode) {
container.remove();
}
}, 200);
});
}, 50);
});
})();