大约有 40,000 项符合查询结果（耗时：0.0306秒） [XML]
Remove non-numeric characters (except periods and commas) from a string
...
You could use preg_replace to swap out all non-numeric characters and the comma and period/full stop as follows:
$testString = '12.322,11T';
echo preg_replace('/[^0-9,.]+/', '', $testString);
The pattern can also be expressed as /[^\d,.]+/
...
Chrome says “Resource interpreted as script but transferred with MIME type text/plain.”, what gives?
In FF and all, my javascript works fine. But in Chrome it gives this message:
20 Answers
...
Sorting an IList in C#
...ting problem today. We have a WCF web service that returns an IList. Not really a big deal until I wanted to sort it.
15 An...
JSON encode MySQL results
...
This code erroneously encodes all numeric values as strings. For example, a mySQL numeric field called score would have a JSON value of "12" instead of 12 (notice the quotes).
– Theo
Sep 25 '11 at 18:48
...
How to use the PI constant in C++
...
On some (especially older) platforms (see the comments below) you might need to
#define _USE_MATH_DEFINES
and then include the necessary header file:
#include <math.h>
and the value of pi can be accessed via:
M_PI
In my math....
HTML encoding issues - “” character showing up instead of “ ”
...
Found another source This works in all browsers
– Richard Ayotte
Feb 19 '12 at 12:57
...
Why is === faster than == in PHP?
...
I believe it's actually that the 2 operands point to the same area of memory for complex types but meder's answer encompasses that
– Basic
Aug 24 '10 at 19:21
...
PHP - how to create a newline character?
In PHP I am trying to create a newline character:
15 Answers
15
...
JavaScript equivalent of PHP’s die
...
This will not totally stop execution AFAIK, but only roughly around the throw. Specifics are very blurry but I'm pretty sure the script can keep running somewhere else.
– Rolf
Jan 29 '16 at 10:36
...
PHP操作MongoDB时的整数问题及对策 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
PHP操作MongoDB时的整数问题及对策本文所说的整数问题，其实并不是MongoDB的问题，而是PHP驱动的问题：MongoDB本身有两种整数类型，分别是：32位整数和64位整数，但旧版的PHP...本文所说的整数问题，其实并不是MongoDB的问题，而是P...