本文整理汇总了PHP中_strspn函数的典型用法代码示例。如果您正苦于以下问题：PHP _strspn函数的具体用法？PHP _strspn怎么用？PHP _strspn使用的例子？那么, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了_strspn函数的7个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: pdf_read_token
/**
* Reads a token from the file
*
* @param object $c pdf_context
*
* @return mixed
*/
function pdf_read_token(&$c)
{
// If there is a token available
// on the stack, pop it out and
// return it.
if (count($c->stack)) {
return array_pop($c->stack);
}
// Strip away any whitespace
do {
if (!$c->ensure_content()) {
return false;
}
$c->offset += _strspn($c->buffer, " \n\r\t", $c->offset);
} while ($c->offset >= $c->length - 1);
// Get the first character in the stream
$char = $c->buffer[$c->offset++];
switch ($char) {
case '[':
case ']':
case '(':
case ')':
// This is either an array or literal string
// delimiter, Return it
return $char;
case '<':
case '>':
// This could either be a hex string or
// dictionary delimiter. Determine the
// appropriate case and return the token
if ($c->buffer[$c->offset] == $char) {
if (!$c->ensure_content()) {
return false;
}
$c->offset++;
return $char . $char;
} else {
return $char;
}
default:
// This is "another" type of token (probably
// a dictionary entry or a numeric value)
// Find the end and return it.
if (!$c->ensure_content()) {
return false;
}
while (1) {
// Determine the length of the token
$pos = _strcspn($c->buffer, " []<>()\r\n\t/", $c->offset);
if ($c->offset + $pos <= $c->length - 1) {
break;
} else {
// If the script reaches this point,
// the token may span beyond the end
// of the current buffer. Therefore,
// we increase the size of the buffer
// and try again--just to be safe.
$c->increase_length();
}
}
$result = substr($c->buffer, $c->offset - 1, $pos + 1);
$c->offset += $pos;
return $result;
}
}示例2: strspn
/**
* Finds the length of the initial segment matching mask.
* @see http://php.net/strspn
*
* @author Harry Fuecks <hfuecks@gmail.com>
*
* @param string input string
* @param string mask for search
* @param integer start position of the string to examine
* @param integer length of the string to examine
* @return integer length of the initial segment that contains characters in the mask
*/
public static function strspn($str, $mask, $offset = NULL, $length = NULL)
{
if (!isset(self::$called[__FUNCTION__])) {
require SYSPATH . 'core/utf8/' . __FUNCTION__ . EXT;
// Function has been called
self::$called[__FUNCTION__] = TRUE;
}
return _strspn($str, $mask, $offset, $length);
}示例3: strspn
public static function strspn($str, $mask, $offset = NULL, $length = NULL)
{
if (!isset(UTF8::$called[__FUNCTION__])) {
require JsonApiApplication::find_file("utf8", __FUNCTION__);
// Function has been called
UTF8::$called[__FUNCTION__] = TRUE;
}
return _strspn($str, $mask, $offset, $length);
}示例4: strspn
/**
* Finds the length of the initial segment matching mask.
* @see http://php.net/strspn
*
* @author Harry Fuecks <hfuecks@gmail.com>
*
* @param string input string
* @param string mask for search
* @param integer start position of the string to examine
* @param integer length of the string to examine
* @return integer length of the initial segment that contains characters in the mask
*/
public static function strspn($str, $mask, $offset = NULL, $length = NULL)
{
require_once dirname(__FILE__) . '/' . __FUNCTION__ . '.php';
return _strspn($str, $mask, $offset, $length);
}示例5: strspn
/**
* Finds the length of the initial segment matching mask
*
* This is a UTF8-aware version of [strspn](http://php.net/strspn).
*
* Example:
* ~~~
* $found = UTF8::strspn($str, $mask);
* ~~~
*
* @author Harry Fuecks <hfuecks@gmail.com>
*
* @param string $str Input string
* @param string $mask Mask for search
* @param integer $offset Start position of the string to examine [Optional]
* @param integer $length Length of the string to examine [Optional]
*
* @return integer
*
* @uses Kohana::find_file
*/
public static function strspn($str, $mask, $offset = NULL, $length = NULL)
{
UTF8::_load(__FUNCTION__);
return _strspn($str, $mask, $offset, $length);
}示例6: strspn
/**
* Finds the length of the initial segment matching mask. This is a
* UTF8-aware version of [strspn](http://php.net/strspn).
*
* $found = UTF8::strspn($str, $mask);
*
* @author Harry Fuecks <hfuecks@gmail.com>
* @param string $str input string
* @param string $mask mask for search
* @param integer $offset start position of the string to examine
* @param integer $length length of the string to examine
* @return integer length of the initial segment that contains characters in the mask
*/
public static function strspn($str, $mask, $offset = null, $length = null)
{
if (!isset(UTF8::$called[__FUNCTION__])) {
require Phalcana::$di->get('fs')->findFile('utf8', __FUNCTION__);
// Function has been called
UTF8::$called[__FUNCTION__] = true;
}
return _strspn($str, $mask, $offset, $length);
}示例7: strspn
/**
* Finds the length of the initial segment matching mask. This is a
* UTF8-aware version of [strspn](http://php.net/strspn).
*
* $found = UTF8::strspn($str, $mask);
*
* @author Harry Fuecks <hfuecks@gmail.com>
* @param string $str input string
* @param string $mask mask for search
* @param integer $offset start position of the string to examine
* @param integer $length length of the string to examine
* @return integer length of the initial segment that contains characters in the mask
*/
public static function strspn($str, $mask, $offset = NULL, $length = NULL)
{
if (!isset(self::$called[__FUNCTION__])) {
require Kohana::find_file('utf8', __FUNCTION__);
// Function has been called
self::$called[__FUNCTION__] = TRUE;
}
return _strspn($str, $mask, $offset, $length);
}