stringtrim(string$str[,string$character_mask=" \t\n\r\0\x0B"] )//This function returns a string with whitespace stripped from the beginning and end of str. Without the second parameter, trim() will strip these characters://此函数返回字符串 str 去除首尾空白字符后的结果。如果不指定第二个...
trim()的具体实现位于:ext/standard/string.c /*{{{ proto string trim(string str [, string character_mask]) Strips whitespace from the beginning and end of a string*/PHP_FUNCTION(trim) { php_do_trim(INTERNAL_FUNCTION_PARAM_PASSTHRU,3); }/*}}}*/ /*{{{ php_do_trim * Base for trim...
string(1) "1" string(5) "input" 不过,字母数字字符串可以被增减,尽管输出可能并不总是可预测的。运行下面的脚本: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 <?php $str = "start9"; $str = str_increment($str); echo var_dump($str); $str = "end0"; $str = str_decrement($str...
$string = str_replace(';','',$string); $string = str_replace('<','<',$string); $string = str_replace('>','>',$string); $string = str_replace("{",'',$string); $string = str_replace('}','',$string); $string = str_replace('','',$string); return $string; }...
Either host (string) and port (int), or no parameter to stop being a slave. Return value BOOL: TRUE in case of success, FALSE in case of failure. Example $redis->slaveOf('10.0.1.7', 6379); /* ... */ $redis->slaveOf(); time Description: Return the current server time. Paramete...
strpos(string$haystack, string$needle, int$offset= 0): int|false string haystack是被查找的字符串,string needle 是需要查找的字符串 所以在这里面就是在$name里面查找/返回索引值,若没找到那就是返回false 所以这里传参进去,这里返回的会是false因为$name = cid不带有/ ...
* * @param string $attribute * @param mixed $value * @return bool */ public function passes($attribute, $value) { return strtoupper($value) === $value; } /** * 获取验证错误消息。 * * @return string */ public function message() { return 'The :attribute must be uppercase.'; } ...
bin2hex()Converts a string of ASCII characters to hexadecimal values chop()Removes whitespace or other characters from the right end of a string chr()Returns a character from a specified ASCII value chunk_split()Splits a string into a series of smaller parts ...
If the framework sees an incoming request for your Web page located at the root URL/, it will automatically route the request to the callback function, which contains the code necessary to process the request and render the appropriate HTML stuff. In this example, we just send the string'He...
If the name is '#', the corresponding value will be treated as an anchor and will be appended at the end of the URL. This anchor feature has been available since version 1.0.1. $ampersand string the token separating name-value pairs in the URL. {return} string the constructed URLSource...