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- PHP7.2 version performance introduction
- This article mainly introduces the performance of PHP7.2 version to you in detail, hoping to help everyone have a clearer understanding of PHP7.2.
- headlines 11933 2018-05-14 13:49:58
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- 2017 recruitment season: Super summary of PHP interview questions!
- The weather is full of warmth, and it’s the annual IT recruitment peak season. As the saying goes, there are three golds, three silvers, and four. Every company is recruiting hotly. Everyone who is looking for a job or changing jobs also wants to find a good company. , when entering a good company, your skills are the most important.
- headlines 21416 2018-05-11 13:50:55
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- PHP chunk() function introduction and detailed explanation of usage
- This article introduces to you the chunk_split() function of PHP. Now I share it with you. Friends in need can refer to the definition and usage. The chunk_split() function divides a string into a series of smaller parts. Note: This function does not change the original string. Syntax chunk_split(string,length,end) Parameter Description string required. Specifies the string to be split. length is optional. A number defining the length of the string block. Default is 76. end can...
- headlines 6366 2018-05-09 22:03:46
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- PHP strpos() function introduction and detailed explanation of usage
- This article mainly introduces the usage skills of mb_strpos in PHP. It analyzes the usage in detail through the use of syntax and examples. Friends who need it can refer to it.
- headlines 4557 2018-05-09 22:03:19
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- PHP row() function introduction and detailed explanation of usage
- This article mainly introduces the detailed explanation of how the server cooperates with BrowserRouter under react-router 4.0. The editor thinks it is quite good, so I will share it with you now and give it as a reference. Let’s follow the editor to take a look, I hope it can help everyone.
- headlines 10653 2018-05-09 22:02:45
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- PHP construct() function introduction and detailed explanation of usage
- Prototype pattern is a creator pattern, which is characterized by "copying" an existing instance to return a new instance instead of creating a new instance. This article will provide a detailed explanation of the prototype mode with examples. I hope it will be helpful to everyone. The main roles in the prototype pattern: Abstract prototype (Prototype) role: declares an interface that clones itself. Concrete Prototype (Concrete Prototype) role: implements an operation of cloning itself. When most of a class is the same and only part is different, if necessary A large number of objects of this class, the same ones are instantiated repeatedly every time...
- headlines 4373 2018-05-09 22:02:21
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- Detailed explanation of the introduction and usage of string function
- This time I will give you a detailed explanation of how to use JSON.parse(), JSON.stringify() and eval(). What are the precautions for using JSON.parse(), JSON.stringify() and eval()? Here is the actual combat Let’s take a look at the case. "JSON (JavaScript Object Notation) is a lightweight data exchange format. It is based on a subset of ECMAScript. Because it uses a language-independent text format, it also uses classes...
- headlines 3801 2018-05-09 15:54:29
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- Detailed introduction and usage of flock function
- This article mainly shares with you a comparison of PHP's blocking and non-blocking methods of writing files using flock. The editor thinks it’s pretty good, so I’ll share it with you now and give it as a reference. Let’s follow the editor to take a look, I hope it can help everyone.
- headlines 4049 2018-05-09 15:52:48
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- Detailed introduction and usage of flip function
- Definition and Usage The array_flip() function is used to reverse/exchange the key names in the array and the corresponding associated key values. Syntax array_flip(array); parameter description array required
- headlines 4672 2018-05-09 15:51:36
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- Detailed introduction and usage of combine function
- There are many array functions, and you can master them one by one slowly. Now let’s make an introduction to the array_combine function. Its function is to combine two arrays, one by array key name and the other by array value, into a new array. Detailed explanation of the array_combine() function in php creates a new array by merging two arrays, where one array element is the key name and the other array element is the key value
- headlines 8330 2018-05-09 15:49:32
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- Detailed explanation of introduction and usage of strlen function
- The content of this article is about the comparison between strlen() and mb_strlen() in PHP. It has certain reference value. Now I share it with you. Friends in need can refer to it. This article is original by the blogger. Please indicate if it is reprinted. Provenance. First, let’s take a look at what the official documentation says; strlen()-used to get the string length int strlen (string $string) returns the given string st...
- headlines 13802 2018-05-09 15:47:42
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- Detailed explanation of the introduction and usage of rand function
- Below I will share with you a detailed explanation of the difference between numpy.random.randn() and rand(). It has a good reference value and I hope it will be helpful to everyone. Let's come and take a look together
- headlines 8253 2018-05-09 15:46:31
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- Detailed explanation of sleep function function introduction and usage
- In some betting websites, if we need to do a scheduled execution function, for example, there is a question that must be completed within ten seconds, otherwise it will display "You have timed out". If it is completed, jump to the next question. There is a ten-second pause in the middle. How is this function implemented? In PHP, there is a sleep function, which roughly means that when the program execution encounters the sleep function, it pauses for N seconds and then continues execution. For example, sleep(10) means that the program is executed from top to bottom. After encountering the sleep(10) statement, it pauses for ten seconds and then continues execution. Function within parentheses...
- headlines 8382 2018-05-09 15:45:23
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- Detailed introduction and usage of chdir function
- The chdir() function changes the current directory. This function returns TRUE if successful. On failure, FALSE is returned and an E_WARNING level error is thrown.
- headlines 6270 2018-05-09 15:42:54
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- Detailed explanation of the introduction and usage of fopen function
- We often encounter fopen() and file_get_contents() in our PHP development. I believe many students find that these two functions are basically the same. So today we will talk about the difference between php fopen() and file_get_contents(). Now, without further ado, let’s take a look together
- headlines 13434 2018-05-09 15:40:49
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