<!DOCTYPE html> <html> <head> <meta charset="utf-8"> &...
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<!DOCTYPE html> <html> <head> <title>demo11 聊天室原理</title> &...
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<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <...
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一：var a=1这是数字型变量二：var a =“1”这是字符串变量类型3：var a=“flase”这是布尔类型变量4：当返回值是undifind说明这个是个空的变量5：var a=n...
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<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"&...
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<!DOCTYPE html><html><head> <meta charset="utf-8"> <title>微博...
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<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"&...
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<!DOCTYPE html> <html> <head> <title>dom_demo7zuoye</title> <...
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<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <...
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<!DOCTYPE html><html><head> <meta charset="utf-8"> <title>全选...
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<!DOCTYPE html><html><head> <meta charset="utf-8"> <title>全选...
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<html><head> <meta charset='utf-8'> <style> #box{ wi...
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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> &...
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<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <...
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入口文件 require './config/config.php'; require './db/contact.php'; require&nb...
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