<!DOCTYPE html><html lang="en"><head> <meta ch...
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<!DOCTYPE html><html><head> <meta charset="UTF-8">&nb...
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<!DOCTYPE html><html><head> <title></title> <meta charset="utf...
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<?php//声明两个变量$a = 10;$b = 20;//两个整数和的函数function sum($a = 10, $b = 20){ return $a + $...
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<?php namespace app\admin\controller; use app\admin\model\UserModel; use think\Co...
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<?phpnamespace app\admin\controller;use app\admin\model\UserModel;use think\Controller;use think\...
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<?phpnamespace app\admin\controller;use app\admin\model\UserModel;use think\Controller;use think\...
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<?phpfunction total($a,$b){ return "两数相加为：".($a+$b);}echo total(2,8);
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<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"&...
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<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"&...
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<p>段落</p><a href="">超链接</a><ul><li>无序列表</li><...
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<?php namespace app\admin\controller; use app\admin\controller\Common; use app\adm...
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<!DOCTYPE html><html><head><meta charset="utf-8"><title>淘宝网导...
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<!Doctype html> <html> <head> <title>标题</title> </head> <...
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<!DOCTYPE html><html><head> <meta charset="utf-8"> <...
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