index.html: <!DOCTYPE html> <html lang="en"> <head> <title&...
376
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> &...
381
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> &...
280
<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"&...
534
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> &...
232
<!DOCTYPE html> <html lang="en"> <head> &nbs...
373
<!DOCTYPE html> <html lang="en"> <head> &nbs...
564
<!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...
431
通过id获取元素 document.getElemtById(' id ')通过标签获取元素 ...
431
<!DOCTYPE html><html><head> <title>全选</title> <style type="tex...
306
<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"&...
411
<!DOCTYPE html> <html lang="en"> <head> &nbs...
289
<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"&...
356
<!doctype html><html> <head> ...
355
