大约有 2,600 项符合查询结果（耗时：0.0225秒） [XML]
PHP json_decode() returns NULL with valid JSON?
...all json_last_error() because it's PHP 5.2.9. That function appears on PHP 5.3.0.
– Joel A. Villarreal Bertoldi
Mar 9 '10 at 15:54
1
...
How to get the first word of a sentence in PHP?
...
If you have PHP 5.3
$myvalue = 'Test me more';
echo strstr($myvalue, ' ', true);
note that if $myvalue is a string with one word strstr doesn't return anything in this case. A solution could be to append a space to the test-string:
echo ...
获取文件系统映像及恢复删除的数据（FAT文件系统格式描述） - C/C++ - 清泛...
...区域；
2 FAT 区域；
3 数据区域。
保留区域
因为 FAT版本的原因，总共出现了三种 FAT 格式 ： Fat12 ， Fat16 ，和 Fat32 。这三种版本的保留区域的差别是从第 37个字节开始的。下表列出了相同区域的字段的意义。
偏...
Convert a date format in PHP
...
NB: PHP 5.3+ required for the first two methods.
– Salman von Abbas
Mar 3 '14 at 20:01
...
互联网健身的火爆：技术驱动是内因 资本只是点缀 - 资讯 - 清泛网 - 专注C/...
...，必须考虑加入针对不同水平用户赛事的相关选项。经过完美细分组织的赛事对于线下的用户来讲具有非常重要的作用，它能够在用户当中产生持续的发酵作用，并能够促进产品几何级数的传播。从这个方面来讲，互联网健身的...
“Git fatal: ref HEAD is not a symbolic ref” while using maven release plugin
...
I'm using the 5.3 build 4101 - 09 Dec 13
– zakmck
Jul 15 '14 at 10:47
add a comment
|
...
How can I sort arrays and data in PHP?
...rray_search($b['foo'], $order);
}
For all the above, if you're using PHP 5.3 or higher (and you really should), use anonymous functions for shorter code and to avoid having another global function floating around:
usort($array, function (array $a, array $b) { return $a['baz'] - $b['baz']; });
Tha...
Safely remove migration In Laravel
...anna add little more information.
A new feature has been added to Laravel 5.3 and above version that will allow you to back out a single migration:
php artisan migrate:rollback --step=1
after, Manually delete the migration file under database/migrations/my_migration_file_name.php
This is a grea...
企业级负载平衡简介 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...地大，从而使得单次哈希计算的速度变长，增加恶意人员破解密码的难度。反过来，如果有一百个人或者一千个人同时执行登陆操作，那么这么繁琐的哈希计算将导致登陆服务器产生“忙不过来”的情况。此时我们就需要使用负...
Remove portion of a string after a certain character
...
If you're using PHP 5.3+ take a look at the $before_needle flag of strstr()
$s = 'Posted On April 6th By Some Dude';
echo strstr($s, 'By', true);
share
|
...