function return value in php

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Php Programming Notes

: This article mainly introduces php programming notes. if you are interested in PHP tutorials, please refer to them. Three methods for php to obtain POST data Php image watermarking source code Php + ajax + json is the simplest example. Php Chinese

Php programming notes-small_123

Php programming notes-three methods for obtaining POST data from small_123 php Php image watermarking source code Php + ajax + json is the simplest example. Php Chinese character to pinyin source code Php traverses the Directory, generates the md5

PHP Programming notes Sharing

Three ways to get post data from PHP PHP image plus watermark source code One of the simplest examples of Php+ajax+json PHP Chinese Pinyin Source code PHP iterates through directories, generates MD5 values for each file in the directory, and writes

The PHP function return value can return a bool value and return other values as well. This function can also determine the true and false

function luhn_checker($card_num,$sum){ .... return ?; That is, you can return a bool value and return a value such as $sum, and the function needs to determine whether it is true or false if(luhn_checker($card_num)){ } Reply content:

Translation [PHP extension development and Embedded] Chapter 6th-return value

return value The user-space function uses the return keyword to send back information to its calling space, which is the same as the C language syntax. For example: function Sample_long () { return; } $bar = Sample_long (); When Sample_long ()

PHP return value Return statement usage detailed

In a programming language, a function or a method typically has a return value, but there is also a case where no value is returned, at which point the function simply handles some transactions, does not return, or does not have a definite return

A description of the return value of the PHP custom function

When defining a function, the argument list in parentheses after the function name is the interface that the user uses to pass the data to the inside of the function when the function is called, and the return value of the function returns the

In-depth understanding of PHP kernel (6) function definition, passing parameters and return values, and in-depth understanding of kernel _ PHP Tutorial

In-depth understanding of PHP kernel (6) function definition, passing parameters and return values, and in-depth understanding of the kernel. In-depth understanding of PHP kernel (6) function definition, passing parameters and return values, and

How to use a good PHP recursive function return value and return statement? Detailed examples

For a workaround to the PHP recursive function return value problem, and some important points to note when using the return statement in a PHP recursive function, correctly handle the return value of the PHP recursive function to make the code more

Implementation principle of an error after PHP Extension function return value is not used

When looking at PHP extension development, you can see a question about the PHP function return value. When a function is defined, and this function has a return value, it does not use the return value in user use. The zend engine can implement

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