How to convert hexadecimal to decimal in php

php method to convert hexadecimal to decimal: 1. Use hexdec() function, syntax "hexdec("hexadecimal value")"; 2. Use base_convert() function, syntax " base_convert("hex value", 16, 10)".

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

php will be sixteen Convert hexadecimal to decimal

1. Use the hexdec() function

hexdec (hexadecimal string)Function can convert hexadecimal numbers to decimal numbers.

"; echo hexdec("a") . "
"; echo hexdec("11ff") . "
"; echo hexdec("cceeff"); ?>

2. Use the base_convert() function

base_convert() function to convert numbers between any bases, just Set "bindec(hex string, 16, 10)" to convert hexadecimal numbers into decimal numbers.

"; echo base_convert("a", 16, 10) . "
"; echo base_convert("11ff", 16, 10) . "
"; echo base_convert("cceeff", 16, 10); ?>

Description:

base_convert() function converts numbers between arbitrary bases. Syntax:

base_convert(number,frombase,tobase);

• number Required. Specifies the number to be converted.

• #frombase Required. Specifies the original base of the number. Between 2 and 36 (inclusive). Numbers above decimal are represented by the letters a-z, such as a for 10, b for 11, and z for 35.

• #tobase Required. Specifies the base to be converted. Between 2 and 36 (inclusive). Numbers above decimal are represented by the letters a-z, such as a for 10, b for 11, and z for 35.

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