strtok

(PHP 4, PHP 5, PHP 7)

strtok — 锟斤拷欠指锟斤拷址锟斤拷锟�

说锟斤拷

strtok ( string $str , string $token ) : string

strtok ( string $token ) : string

strtok() 锟斤拷锟街凤拷锟斤拷 str 锟街革拷为锟斤拷锟斤拷锟斤拷锟街凤拷锟斤拷锟斤拷每锟斤拷锟斤拷锟街凤拷锟斤拷锟斤拷 token 锟叫碉拷锟街凤拷锟街割。锟斤拷也锟斤拷锟斤拷味锟脚ｏ拷锟斤拷锟斤拷懈锟斤拷址锟斤拷锟斤拷锟� "This is an example string"锟斤拷锟斤拷锟斤拷锟绞癸拷每崭锟斤拷址锟斤拷锟斤拷锟戒话锟街革拷啥锟斤拷锟斤拷牡锟斤拷省锟�

注锟斤拷锟斤拷锟揭伙拷蔚锟斤拷锟� strtok 锟斤拷锟斤拷时使锟斤拷 string 锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷每锟轿碉拷锟斤拷 strtok锟斤拷锟斤拷锟斤拷只使锟斤拷 token 锟斤拷锟斤拷锟斤拷锟斤拷为锟斤拷锟斤拷锟阶★拷锟斤拷锟斤拷址锟斤拷锟� string 锟叫碉拷位锟矫★拷锟斤拷锟揭拷锟斤拷驴锟绞硷拷指锟揭伙拷锟斤拷碌锟斤拷址锟斤拷锟斤拷锟斤拷锟斤拷锟揭拷俅锟绞癸拷锟� string 锟斤拷锟斤拷锟斤拷 strtok 锟斤拷锟斤拷锟斤拷锟皆憋拷锟斤拷沙锟绞硷拷锟斤拷锟斤拷锟斤拷锟阶拷锟斤拷锟斤拷锟斤拷 token 锟斤拷锟斤拷锟斤拷使锟矫讹拷锟斤拷址锟斤拷锟斤拷址锟斤拷锟斤拷锟斤拷锟斤拷貌锟斤拷锟斤拷锟斤拷魏锟揭伙拷锟斤拷址锟斤拷指睢�

锟斤拷锟斤拷

str: 锟斤拷锟街筹拷锟斤拷锟斤拷锟斤拷锟街凤拷锟斤拷锟斤拷原始锟街凤拷锟斤拷锟斤拷
token: 锟街革拷 str 时使锟矫的分斤拷锟街凤拷锟斤拷

锟斤拷锟斤拷值

锟斤拷呛锟斤拷锟街凤拷锟斤拷锟斤拷

锟斤拷锟斤拷

Example #1 strtok() 锟斤拷锟斤拷


<?php
$string = "This is\tan example\nstring";
/* 使锟斤拷锟狡憋拷锟斤拷突锟斤拷蟹锟斤拷锟轿拷纸锟斤拷 */
$tok = strtok($string, " \n\t");

while ($tok !== false) {
    echo "Word=$tok<br />";
    $tok = strtok(" \n\t");
}
?>

Example #2 锟斤拷锟斤拷锟节空的诧拷锟斤拷时 strtok() 锟侥凤拷应


<?php
$first_token  = strtok('/something', '/');
$second_token = strtok('/');
var_dump($first_token, $second_token);
?>

锟斤拷锟斤拷锟斤拷锟教伙拷锟斤拷锟斤拷锟�

    string(9) "something"
    bool(false)

注锟斤拷

Warning

锟剿猴拷锟斤拷锟斤拷锟杰凤拷锟截诧拷锟斤拷值 FALSE锟斤拷锟斤拷也锟斤拷锟杰凤拷锟截碉拷同锟斤拷 FALSE 锟侥非诧拷锟斤拷值锟斤拷锟斤拷锟侥讹拷锟斤拷锟斤拷锟斤拷锟斤拷锟铰斤拷锟皆伙拷取锟斤拷锟斤拷锟斤拷息锟斤拷应使锟斤拷 === 锟斤拷锟斤拷锟�锟斤拷锟斤拷锟皆此猴拷锟斤拷锟侥凤拷锟斤拷值锟斤拷

锟轿硷拷

split() - 锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟街凤拷锟斤拷锟街割到锟斤拷锟斤拷锟斤拷
explode() - 使锟斤拷一锟斤拷锟街凤拷锟斤拷锟街革拷锟斤拷一锟斤拷锟街凤拷锟斤拷