How to convert binary to hex string by php

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Php will binary to hex string method: 1, use bindec () and dechex () function, syntax "dechex (bindec ($unm))". 2. Use the base_convert () function with the syntax "base_convert ($unm, 2,16)".

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

Php converts binary to hex (hexadecimal) string

Method 1: use the bindec () and dechex () functions-- decimal-- as intermediate quantities

Output result:

1e

Bindec () converts a binary number to a decimal number.

The dechex () function converts decimal numbers to hexadecimal numbers.

Method 2: use the base_convert () function

Output result:

1e

The base_convert (number, primitive, base to convert) function converts numbers between arbitrary bases.

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