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- Understanding and comparing new features of php7
- 1. null coalescing operator (??) ?? Syntax: If the variable exists and the value is not NULL, it will return its own value, otherwise it will return its second operand.
- PHP7 2526 2023-02-17 11:34:02
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- PHP7:Mongodb API usage
- Compile and install PHP7 Mongdb extension #First install a dependent library yum -y install openldap-devel wget https://pecl.php.net/get/mongodb-1.1.1.tgz /home/server/
- PHP7 3113 2023-02-17 11:32:01
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- Exception handling mechanism of php5 and php7 (analysis of thinkphp5 exception handling)
- This article mainly introduces the exception handling mechanism of php5 and php7 (analysis of thinkphp5 exception handling). I hope it will be helpful to friends in need! 1.php exceptions and errors In other languages, there is a difference between exceptions and errors, but when PHP encounters its own errors, it will trigger an error instead of running out of the exception.
- PHP7 3828 2023-02-17 11:30:02
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- In-depth understanding of zval in PHP7 kernel
- PHP7 has been released. As promised, I will also start writing this series of articles. I mainly want to use the articles to let everyone understand what we have done behind the huge performance improvement of PHP7. Today I want to talk to you about the changes in zval. Before talking about the changes in zval, let’s first take a look at what zval looks like under PHP5.
- PHP7 4520 2023-02-17 11:28:01
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