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Today, the editor will share with you the relevant knowledge points about how php converts arrays to hexadecimal. The content is detailed and the logic is clear. I believe most people still know too much about this knowledge, so share this article for your reference. I hope you can get something after reading this article. Let's take a look.

Conversion method: 1, use the implode () function to convert the array into a string, the connector between the elements is an empty character, the syntax "implode ($arr)" or "implode (", $arr) "; 2, use the bin2hex () function to convert the string into a hexadecimal value, syntax" bin2hex (string) ".

Operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

In php, you cannot convert an array directly to hexadecimal, but you can convert it indirectly with the help of a string.

First use the implode () function to convert the array to a string

Then use the bin2hex () function to convert the string to a hexadecimal value

Implementation example:

Description:

The implode () function returns a string composed of array elements. The alias of the implode () function is also called the join () function. )

The implode (separator,array) parameter description separator is optional. Specifies what to place between the elements of the array. The default is "" (empty string). Array is required. The array to combine into strings.

The bin2hex () function converts a string of ASCII characters to a hexadecimal value.

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