function parse($str) {
$str = str_replace(array('(',')'),"0x00",$str);
$strArray = explode("0x00",$str);
$tokens = array();
$tokenRef = 0;
foreach($strArray as $tokenID => $tokenValue) {
if (($tokenID % 2) == 1) {
--$tokenRef;
$tokens[$tokenRef++][1] = '('.$tokenValue.')';
} else {
$tokenList = explode(",",$tokenValue);
foreach($tokenList as $token) {
if ($token != '') {
$tokens[$tokenRef++][0] = $token;
}
}
}
}
return $tokens;
}
$str = 'min(5,6,7,88),email';
$split = parse($str);
echo '<pre>';
var_dump($split);
echo '</pre>';
echo '<br />';
$str = 'min(5,6,7,88),!email,max(6,5),alpha_numeric,required';
$split = parse($str);
echo '<pre>';
var_dump($split);
echo '</pre>';
echo '<br />';
给
array(2) {
[0]=>
array(2) {
[0]=>
string(3) "min"
[1]=>
string(10) "(5,6,7,88)"
}
[1]=>
array(1) {
[0]=>
string(5) "email"
}
}
和
array(5) {
[0]=>
array(2) {
[0]=>
string(3) "min"
[1]=>
string(10) "(5,6,7,88)"
}
[1]=>
array(1) {
[0]=>
string(6) "!email"
}
[2]=>
array(2) {
[0]=>
string(3) "max"
[1]=>
string(5) "(6,5)"
}
[3]=>
array(1) {
[0]=>
string(13) "alpha_numeric"
}
[4]=>
array(1) {
[0]=>
string(8) "required"
}
}