index.html: <!DOCTYPE html> <html lang="en"> <head> <title&...
472
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> &...
476
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> &...
372
<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"&...
636
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> &...
322
<!DOCTYPE html> <html lang="en"> <head> &nbs...
463
<!DOCTYPE html> <html lang="en"> <head> &nbs...
655
<!DOCTYPE html> <html lang="en"> <head> &nbs...
365
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...
524
通过id获取元素 document.getElemtById(' id ')通过标签获取元素  ...
528
<!DOCTYPE html><html><head> <title>全选</title> <style type="tex...
409
<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"&...
503
<!DOCTYPE html> <html lang="en"> <head> &nbs...
383
<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"&...
446
<!doctype html><html> <head>  ...
456