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1.设置时间脚本执行时间

set_time_limit(0);

2.设置最大执行内存

ini_set('memory_limit','1024M');//设置内存
memory_get_usage();//获取php使用内存

3.设置与客户机断开是否会终止脚本的执行,直至有输出任务为止

ignore_user_abort(true);

4.设置默认时区与获取默认时区

date_default_timezone_set("Asia/Shanghai");
echo date_default_timezone_get();

5.设置跨域访问限制

header("Access-Control-Allow-Origin: *");
header("Access-Control-Allow-Headers: Origin, X-Requested-With, Content-Type, Accept");
header("Access-Control-Allow-Methods: GET, POST, PUT, DELETE, OPTIONS");

crossdomain.xml跨域文件

<?xml version="1.0"?>   
<!DOCTYPE cross-domain-policy SYSTEM "http://www.adobe.com/xml/dtds/cross-domain-policy.dtd">
<cross-domain-policy>
    <site-control permitted-cross-domain-policies="master-only"/>
    <allow-access-from domain="*"/>
    <allow-http-request-headers-from domain="*" headers="*"/>
</cross-domain-policy>

6.设置报错信息

//开启报错,开发环境
error_reporting(-1);
ini_set('display_errors', 1);
//关闭报错,生产环境
ini_set('display_errors', 0);
if (version_compare(PHP_VERSION, '5.3', '>=')) {
    error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED & ~E_STRICT & ~E_USER_NOTICE & ~E_USER_DEPRECATED);
} else {
    error_reporting(E_ALL & ~E_NOTICE & ~E_STRICT & ~E_USER_NOTICE);
}

junziyouzhong
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