index.html: <!DOCTYPE html> <html lang="en"> <head> <title&...
377
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> &...
383
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> &...
281
<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"&...
535
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> &...
233
<!DOCTYPE html> <html lang="en"> <head> &nbs...
374
<!DOCTYPE html> <html lang="en"> <head> &nbs...
565
<!DOCTYPE html> <html lang="en"> <head> &nbs...
278
总结：这个案例很简单，但是骨架都有。简单易懂，截图：代码：<!DOCTYPE html><html lang="en"><head><me...
434
通过id获取元素 document.getElemtById(' id ')通过标签获取元素 ...
432
<!DOCTYPE html><html><head> <title>全选</title> <style type="tex...
308
<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"&...
411
<!DOCTYPE html> <html lang="en"> <head> &nbs...
290
<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"&...
357
<!doctype html><html> <head> ...
360
