<?php
$str_string1='我是单引号字串符';
$str_string2="我是双引号字串符";
echo $str_string1;
echo "<br />";
echo $str_string2;
?>
$str_string1='我是单引号字串符';
$str_string2="我是双引号字串符";
echo $str_string1;
echo "<br />";
echo $str_string2;
?>
2016-11-10
<?php
$data_int1 = 123;
echo $data_int1;
echo "<br />";
$data_int2=-123;
echo $data_int2;
echo "<br />";
$data_int3=0123;
echo $data_int3;
echo "<br />";
$data_int4=0x123;
echo $data_int4;
echo "<br />";
?>
$data_int1 = 123;
echo $data_int1;
echo "<br />";
$data_int2=-123;
echo $data_int2;
echo "<br />";
$data_int3=0123;
echo $data_int3;
echo "<br />";
$data_int4=0x123;
echo $data_int4;
echo "<br />";
?>
2016-11-10
<?php
$man ="男";
$flag = $man == "男";
echo $flag ;
echo "<br />" ;
var_dump($flag);
?>
$man ="男";
$flag = $man == "男";
echo $flag ;
echo "<br />" ;
var_dump($flag);
?>
2016-11-10
<?php
$string = "就是就是";
var_dump($string);
echo "<br />";
$string =9494;
var_dump($string);
echo "<br />";
?>
$string = "就是就是";
var_dump($string);
echo "<br />";
$string =9494;
var_dump($string);
echo "<br />";
?>
2016-11-10
感谢TsevenChoi同学，我图片是土黄色不是绿色，打不开，网上搜了很多方法，结果发现只是因为路径并非纯英文惹的祸。
2016-11-10
已采纳回答 / 慕田峪0277467
和改端口没关系，应该是弄多站点配置整的，在httpd-vhost.conf中加个<VirtualHost *:80>
DocumentRoot "f:/Demo"
ServerName localhost</VirtualHost>就好了，https://my.oschina.net/sallency/blog/533562可以去看看这个
2016-11-10
Forbidden
You don't have permission to access / on this server.
Apache/2.4.9 (Win32) PHP/5.5.12 Server at localhost Port 80
You don't have permission to access / on this server.
Apache/2.4.9 (Win32) PHP/5.5.12 Server at localhost Port 80
2016-11-10
已采纳回答 / 慕粉3562794
1.什么是常量，可以理解为不会改变的的量，或者是常量值被定义后，一般在任何地方都不会改变，PHP分自定义常量和系统常量自定义根据开发需要，自定定义的, 定义常量使用函数 define()常量可以理解为是一个榨汁机，入口放入苹果，则出口产出苹果汁。 函数使用中，可以使入口不放入任何水果，也可以使出口不产出任何果汁define()函数格式：bool define(string $constant_name,mixed $value[,$case_sensitive = true])$constant_name...
2016-11-09