ใฏใใใซ
ใใญใณใใจใณใ้็บใซใใใฆใconsole.log() ใ fetch()ใฏๆฌ ใใใชใๅญๅจใงใใ
ใใใใๅฎใฏใใใใฏJavaScript่จ่ช่ชไฝใฎๆฉ่ฝใงใฏใใใพใใใ
ใใใใฏใใฉใฆใถใๆไพใใWeb APIใงใใใJavaScriptใฏใใใๅผใณๅบใใฆใใใซ้ใใพใใใ
ใใใใฎAPIใซใฏ่ฑๅฏใช็จฎ้กใใใใพใใ
ๅ
ๆฅใWeb APIไธ่ฆงใฎMDNใฎใใญใฅใกใณใใ็บใใฆใใใใ็ฅใใชใAPIใใใใใใใใใจใซๆฐใฅใใพใใใ
ใใใงไปๅใฏใๆฎๆฎตใใใพใไฝฟใใใจใใชใใใฉไพฟๅฉใใใป้ข็ฝใใใชAPIใใตใณใใซใไบคใใฆ็ดนไปใใฆใใใพใ๏ผ
ใใฉใฆใถใๆไพใใๆฉ่ฝ - Web API
ๅ
่ฟฐใใใใใซใconsole.log()ใfetch()ใDOMๆไฝใฎๆฉ่ฝใชใฉใฏJavaScriptใจใใ่จ่ชใใฎใใฎใฎๆฉ่ฝใงใฏใชใใใใฉใฆใถใๆไพใใๆฉ่ฝ๏ผAPI๏ผใงใใ
JavaScriptใๆบๆ ใใฆใใECMAScriptไปๆงใซใฏใใใใใฎAPIใฏๅฎ็พฉใใใฆใใพใใใ
ใใฉใฆใถใๆไพใใๆฉ่ฝใซใคใใฆใฎๆจๆบไปๆงใฏใWHATWGใW3Cใจใใฃใๅฃไฝใๆฉ่ฝใใจใซใพใจใใฆใใพใใ๏ผไพ: Console Standard๏ผ
ใใฉใฆใถใใจใซใใใใฎไปๆงใๅฎ่ฃ
ใใฆใใใฎใงใใใฉใฆใถใซใใฃใฆไฝฟใใAPIใ็ฐใชใฃใใใใพใใ
ใใฉใฆใถใใจใฎๅฏพๅฟ็ถๆณใฏใใใญใฅใกใณใใซ่จ่ผใใใฆใใใใจใๅคใใงใใ
ใใฉใฆใถใงใชใใงใใงใใใ๏ผ่ฒใใชWeb API
้ข็ฝใ๏ผไฝฟใฃใฆใฟใใ๏ผใจๆใฃใใใฉใฆใถใฎAPIใ็ดนไปใใฆใใใพใใ็ฐกๅใชใใขใAIใซไฝใฃใฆใใใใพใใใ
ไธปใซChromeใงใฎๅไฝใๆณๅฎใใฆใใพใใSafariใฏใปใญใฅใชใใฃใฎ่ฆณ็นใใใใๅฏพๅฟใใฆใใAPIใฏไปใซๆฏในใใจๅฐใชใใฃใใงใใ
1. File System Access API
ๆฆ่ฆใป็นๅพด:
ใใฉใฆใถใงใใกใคใซใฎ่ชญใฟๆธใใใงใใใใใซใชใใพใใ
ใใฎAPIใไฝฟใใฐใใใฉใฆใถไธใงๅไฝใใใจใใฃใฟใฎใใใชใขใใชใฑใผใทใงใณใไฝๆใใใใจใใงใใพใ๏ผ
VS Code (Web็) ใชใฉใใใฎๆ่กใไฝฟใฃใฆใใพใใ
ไฝฟใๆน:
let fileHandle;
// ใใกใคใซใ้ใ
[fileHandle] = await window.showOpenFilePicker();
// ใใผใฟใๆธใ่พผใ๏ผไธๆธใไฟๅญ๏ผ
const writable = await fileHandle.createWritable();
await writable.write("Hello World!");
await writable.close();
2. Document Picture-in-Picture API
ๆฆ่ฆใป็นๅพด:
Picture-in-Picture (PiP) ใจใใใฐๅ็ปใใฌใคใคใผใฎใคใกใผใธใใใใพใใใใใฎAPIใไฝฟใใจใไปปๆใฎHTML่ฆ็ด ๏ผ<div>ใชใฉ๏ผใๅฅใฆใฃใณใใฆใจใใฆๅใ้ขใใใจใใงใใพใใ
ใใคใใใใGoogle Meetใงๅฅใฎใฟใใ้ใใจๅๅ ่
ใฎๆ ๅใๅฐใใใฆใฃใณใใฆใจใใฆใใใใขใใใใใใใใซใชใใพใใใใใใฎAPIใไฝฟใฃใฆใใใฎใใชใ
ไฝฟใๆน:
// ๆฐใใPiPใฆใฃใณใใฆใ้ใ
const pipWindow = await documentPictureInPicture.requestWindow({
width: 300,
height: 300,
});
// ้ๅธธใฎDOMๆไฝใงใๅ
ใฎ็ป้ขใใ่ฆ็ด ใ็งปๅใใใ
pipWindow.document.body.append(myAppElement);
3. Gamepad API
ๆฆ่ฆใป็นๅพด:
PCใในใใใซๆฅ็ถใใใใฒใผใ ใณใณใใญใผใฉใผใฎๅ
ฅๅใใJavaScriptใใ็ดๆฅ่ชญใฟๅใใใจใใงใใAPIใงใใ
ใใฟใณใฎON/OFFใ ใใงใชใใใขใใญใฐในใใฃใใฏใฎๅพใใใชใขใซใฟใคใ ใซๅๅพใงใใพใใ
ใใขใจใใฆPS5ใฎDualSenseใๆฅ็ถใใฆใฟใพใใใDualSenseใฎใใชใฌใผใฃใฆใ่ปฝใ็ตใฃใใใงใใใใงใใใใใชใฌใผใฎinputใ0/1ใงใฏใชใ0.4ใฟใใใชๆใใงใ็ตใใๅ ทๅใใๅคใจใใฆ่ฟใฃใฆใใฆใใฆ้ฉใใพใใใPSใใฟใณใใในใใฃใใฏๆผใ่พผใฟใๆค็ฅใงใใใใใใใ๏ผ
ไฝฟใๆน:
window.addEventListener("gamepadconnected", (e) => {
console.log("ใณใณใใญใผใฉใผๆฅ็ถ:", e.gamepad.id);
});
// ใฒใผใ ใซใผใๅ
ใงๅ
ฅๅใ็ฃ่ฆใใใฎใไธ่ฌ็
function loop() {
const gamepads = navigator.getGamepads();
const gp = gamepads[0]; // 1ใค็ฎใฎใณใณใใญใผใฉใผ
if (gp && gp.buttons[0].pressed) {
// Aใใฟใณใๆผใใใ๏ผ
}
requestAnimationFrame(loop);
}
4. Summarizer API
ๆฆ่ฆใป็นๅพด:
ใใฉใฆใถใซๅ
่ตใใใฆใใAIใขใใซใ็จใใฆใใใญในใใ่ฆ็ดใใAPIใงใใ๏ผๅฎ้จๆฎต้๏ผๅฏพๅฟใใฆใใใใฉใฆใถใฏๅฐใชใใไฝฟ็จใใ้ใใChromeใฎๅฎ้จ็จใฎใใฉใฐใonใซใใชใใฆใฏใชใใพใใใงใใใใ้ๅธธใซ็พไปฃ็ใชAPIใงใใ
ใใฉใฆใถใซๅ
่ตใใใฆใใใใฎใไฝฟใใฎใงใ้ไฟกใ็บ็ใใพใใใใใใฉใคใใทใผใๅฎใใใพใใ
่ฆ็ดใฟใคใใใ็ๆใใใใญในใใฎ้ทใใๆๅฎใใใใจใใงใใพใใ
ไฝฟใๆน:
const summarizer = await window.ai.summarizer.create({
type: 'tldr',
length: 'medium',
outputLanguage: 'ja'
});
const summary = await summarizer.summarize("้ทใๆ็ซ ...");
console.log(summary);
summarizer.destroy();
5. WebRTC API
ๆฆ่ฆใป็นๅพด:
ใใฉใฐใคใณใชใใงใใฉใฆใถๅๅฃซใP2P๏ผPeer-to-Peer๏ผ้ไฟกใ่กใใใใฎAPIใงใใ
ZoomใGoogle Meetใชใฉใฎใใใชไผ่ญฐใทในใใ ใฎๅบ็คๆ่กใงใใใๆ ๅใป้ณๅฃฐใ ใใงใชใใไปปๆใฎใใผใฟ๏ผใใญในใใใใกใคใซ๏ผใ้ซ้ใซ้ๅไฟกใงใใพใใ
้ไฟก้ๅงๅใซๅฟ
่ฆใชใใไบใใฎๆ
ๅ ฑใไบคๆใใใใทใฐใใชใณใฐใใจใใๅทฅ็จใๆๅใง่กใชใฃใฆใใขใใใฆใฟใพใใใๆฌๆฅใฏใใทใฐใใชใณใฐใฏใตใผใใผ็ต็ฑใง่กใใใพใใ
ใใใฃใปใผ๏ผใใจในใใๅดใงๆใกใPCๅดใงใๅๆใใใฆใพใใญ๏ผใใจๆใฃใฆใใพใใๅณๅบงใซไบใใฎใใใคในใซๅๆ ใใใฆใใพใใญใ๏ผไป็ตใฟใฏใใฃใจๅๅผทใใญใฐใใ๏ผ
ไฝฟใๆน:
const peer = new RTCPeerConnection();
// ใใผใฟ้ไฟก็จใฎใใฃใณใใซใไฝๆ
const channel = peer.createDataChannel("chat");
channel.onopen = () => channel.send("ใใฃใปใผ๏ผ");
// ็ธๆใใใฎใใผใฟๅไฟกใ็ฃ่ฆ
peer.ondatachannel = (event) => {
const receiveChannel = event.channel;
receiveChannel.onmessage = (e) => console.log("ๅไฟก:", e.data);
};
// โป ใใฎๅพใใทใฐใใชใณใฐ๏ผ็ธๆใจใฎๆฅ็ถๆ
ๅ ฑใฎไบคๆ๏ผใ็ตใฆ้ไฟก้ๅง
6. DeviceOrientation Event
ๆฆ่ฆใป็นๅพด:
ใปใณใตใผAPIใฎไธใคใงใในใใใใฟใใฌใใใฎๅ
่ตใธใฃใคใญใปใณใตใผใๅฉ็จใใฆใใใใคในใฎใๅพใใใใๅ่ปขใใๆค็ฅใใพใใiOSใงๅไฝใใใใซใฏใฆใผใถใผใฎ่จฑๅฏใๅพใๅฟ
่ฆใใใใพใใใ
ARใณใณใใณใใฎ่ฆ็นๆไฝใชใฉใซๆดป็จใงใใพใใ
ใฟใใฌใใใๅพใใฆใใผใซใ่ปขใใ่ฟท่ทฏใฟใใใชใฒใผใ ใๆใใฃใฆใพใใใ
ไฝฟใๆน:
// ใคใใณใใชในใใผใงๅคใๅๅพ
window.addEventListener('deviceorientation', (event) => {
const { alpha, beta, gamma } = event;
console.log(`Zๅ่ปข:${alpha}, Xๅพใ:${beta}, Yๅพใ:${gamma}`);
});
7. document.designMode
ๆฆ่ฆใป็นๅพด:
ๆๅพใฏAPIใใใชใใใงใใใ่ชฟในใฆใใฆ้ข็ฝใใชใจๆใฃใใใฎใงใใ
ใใใๆๅนใซใใใจใ่กจ็คบใใฆใใWebใใผใธๅ
จไฝใใใญในใใจใใฃใฟใฎใใใซ็ทจ้ๅฏ่ฝใซใชใใพใใๆใใใใใใฎใฎใใใงใใ
ใใใใใฎ็จ้ใใๆใๆตฎใใณใพใใใ
ไฝฟใๆน:
document.designMode = 'on';
ใใใใซ
Web APIใๆๅคใจ่ฒใใชใใจใใงใใใชใจๆใใพใใใ
ใใใใใใฉใใฉใใงใใใใจใๅขใใฆใใใ ใใใใWebใขใใชใฑใผใทใงใณใใใฃใจๅฝใใๅใซใชใฃใฆใใใฎใใใใใพใใใญใ
AI็ณปใฎAPIใ็ปๅ ดใใฆใใใฎใซใฏใณใฃใใใใพใใใไปๅพใใฆใฉใใใใฆใใใใจๆใใพใ๏ผ







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