Php剪切字符串
代码示例
substr()php
<?php
echo substr('abcdef', 1); // bcdef
echo substr('abcdef', 1, 3); // bcd
echo substr('abcdef', 0, 4); // abcd
echo substr('abcdef', 0, 8); // abcdef
echo substr('abcdef', -1, 1); // f
// Accessing single characters in a string
// can also be achieved using "square brackets"
$string = 'abcdef';
echo $string[0]; // a
echo $string[3]; // d
echo $string[strlen($string)-1]; // f
?>
//substr() function returns certain bits of a string 使用php从字符串中取10个字符
$return_string = substr("Hi i am returning first 10 characters.", 0, 10);
Output:
"Hi i am re"php字符串nach zeichen zerlegen
<?php
// Beispiel 1
$pizza = "Teil1 Teil2 Teil3 Teil4 Teil5 Teil6";
$teile = explode(" ", $pizza);
echo $teile[0]; // Teil1
echo $teile[1]; // Teil2
// Beispiel 2
$data = "foo:*:1023:1000::/home/foo:/bin/sh";
list($user, $pass, $uid, $gid, $gecos, $home, $shell) = explode(":", $data);
echo $user; // foo
echo $pass; // *
?>
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