DECHEX
Decimal to hexadecimal
SYNTAX
dechex ( int $number ) : string
PARAMETERS
number
The decimal value to convert. As PHP's integer type is signed, but dechex() deals with unsigned integers, negative integers will be treated as though they were unsigned.
| NEGATIVE DECIMAL | POSITIVE DECIMAL | HEXADECIMAL |
|---|---|---|
| 0 | 0 | |
| 1 | 1 | |
| 2 | 2 | |
| ... | ... | |
| 9223372036854775806 | 7ffffffffffffffe | |
| 9223372036854775807 (largest signed integer) | 7fffffffffffffff | |
| -9223372036854775808 | 9223372036854775808 | 8000000000000000 |
| ... | ... | ... |
| -2 | 18446744073709551614 | fffffffffffffffe |
| -1 | 18446744073709551615 (largest unsigned integer) | ffffffffffffffff |
RETURN
Hexadecimal string representation of number.
EXAMPLES
1
0
2
1
3
2
4
7ffffffffffffffe
5
7fffffffffffffff
6
8000000000000000
8000000000000000
7
fffffffffffffffe
0
8
ffffffffffffffff
0