- echo "<br><br>";
- $str = "asdf{title}asdf{author}sadf{con}asfasdfasdfasf";
- $mode = "/{(.*)}/U";
- $flags1 = PREG_PATTERN_ORDER; //整個數組是二維數組，$arr1[0]是包括邊界所構成匹配字符串的數組，$arr1[1]除去邊界所構成的匹配字符串的數組；
- preg_match_all($mode,$str,$arr1,$flags1);
- print_r($arr1);
- echo "<br><br>";
- $flags2 = PREG_SET_ORDER; //整個數組是二維數組，$arr2[0][0]是第一個包括邊界所構成的匹配的字符串，$arr2[0][1]是第一個除去邊界所構成的匹配的字符串，之後的數組以此類推
- preg_match_all($mode,$str,$arr2,$flags2);
- print_r($arr2);
- echo "<br><br>";
- $flags3 = PREG_OFFSET_CAPTURE; //整個數組是三維數組，$arr3[0][0][0]是第一個包括邊界所構成的匹配的字符串，$arr3[0][0][1]是到達第一個匹配字符串的邊界的偏移量（邊界不算在內），之後以此類推，$arr2[1][0][0]是第一個包括邊界所構成的匹配的字符串，$arr3[1][0][1]是到達第一個匹配字符串的邊界的偏移量（邊界算在內）;
- preg_match_all($mode,$str,$arr3,$flags3);
- print_r($arr3);
區別已經註明在註釋中，通過下面的數組應該會把區別表明得更直觀！~~
<br><br>Array
(
[0] => Array
(
[0] => {title}
[1] => {author}
[2] => {con}
)
[1] => Array
(
[0] => title
[1] => author
[2] => con
)
)
<br><br>Array
(
[0] => Array
(
[0] => {title}
[1] => title
)
[1] => Array
(
[0] => {author}
[1] => author
)
[2] => Array
(
[0] => {con}
[1] => con
)
)
<br><br>Array
(
[0] => Array
(
[0] => Array
(
[0] => {title}
[1] => 4
)
[1] => Array
(
[0] => {author}
[1] => 15
)
[2] => Array
(
[0] => {con}
[1] => 27
)
)
[1] => Array
(
[0] => Array
(
[0] => title
[1] => 5
)
[1] => Array
(
[0] => author
[1] => 16
)
[2] => Array
(
[0] => con
[1] => 28
)
)
)