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Conversion method: 1. Use dechex() to convert decimal to hexadecimal, the syntax is "dechex (decimal value)"; 2. Use base_convert(), the syntax is "bindec(decimal value, 10 ,16)"; 3. Use bin2hex(), the syntax is "bin2hex (string)".
The operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer
php converts data Is hexadecimal
1. Use the dechex() function - you can convert decimal to hexadecimal
dechex (decimal value)
can convert decimal numbers into hexadecimal numbers.
<?php echo dechex("30") . "<br>"; echo dechex("10") . "<br>"; echo dechex("1587") . "<br>"; echo dechex("70"); ?>
Output result:
1e a 633 46
2. Use the base_convert() function--to convert decimal to hexadecimal
base_convert() Function converts numbers between arbitrary bases.
Set "bindec(decimal value, 10, 16)
" to convert decimal to hexadecimal.
<?php echo base_convert("30", 10, 16) . "<br>"; echo base_convert("10", 10, 16) . "<br>"; echo base_convert("1587", 10, 16) . "<br>"; echo base_convert("70", 10, 16); ?>
Output result:
3. Use the bin2hex() function--convert the string to hexadecimal
bin2hex(string)
Function converts a string of ASCII characters into a hexadecimal value.
<?php $str = bin2hex("Hello World!"); echo($str); ?>
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