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Conversion between PHP binary and string_PHP tutorial
- WBOYOriginal
- 2016-07-13 16:53:59870browse
Conversion between PHP binary and string
[Code]php code:
Header("Content-type: text/html; charset=utf-8");
/**
* Convert string to binary
* @param type $str
* @return type
*/
Function StrToBin($str){
//1. List each character
$arr = preg_split('/(?
//2.unpack characters
foreach($arr as &$v){
$temp = unpack('H*', $v); $v = base_convert($temp[1], 16, 2);
unset($temp);
}
return join(' ',$arr);
}
/**
* Convert binary to string
* @param type $str
* @return type
*/
Function BinToStr($str){
$arr = explode(' ', $str);
foreach($arr as &$v){
$v = pack("H".strlen(base_convert($v, 2, 16)), base_convert($v, 2, 16));
}
return join('', $arr);
}
echo StrToBin("php secondary development: www.php2.cc");;
echo '
';
echo BinToStr("1110000 1101000 1110000 111001001011101010001100 111001101010110010100001 111001011011110010000000 111001011 000111110010001 11101111011110010011010 1110111 1110111 1110111 101110 1110000 1101000 1110000 110010 101110 1100011 110001 1");