Uses the "substr()" function to extract the last 3 characters from the string stored in '$str1'. The "substr()" function takes two parameters: the string to extract from ($str1), and the starting position of the substring (-3, indicating the third character from the end of the strin...
$string='string'; echo"The character at index -2 is$string[-2].",PHP_EOL; $string[-3] ='o'; echo"Changing the character at index -3 to o gives$string.",PHP_EOL; ?> 以上示例会输出: The character at index -2 is n. Changing the character at index -3 to o gives strong. 对...
date_get_last_errors() 返回日期字符串中的警告/错误。 date_interval_create_from_date_string() 从字符串的相关部分建立 DateInterval。 date_interval_format() 格式化时间间隔。 date_isodate_set() 设置ISO 日期。 date_modify() 修改时间戳。 date_offset_get() 返回时区偏移。 date_parse_from_format(...
Find the last occurrence of a character in a string 查找指定字符在字符串中的最后一次出现 strrev() Reverse a string 反转字符串 strripos() Find the position of the last occurrence of a case-insensitive substring in a string 计算指定字符串在目标字符串中最后一次出现的位置(不区分大小写) strrpos()...
$query_string; } location ~ \.php$ { fastcgi_pass127.0.0.1:9000; fastcgi_index index.php; fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name; include fastcgi_params; } } 重启nginx,并验证站点 至此,网站就部署好了 网站加速...
// Note how we cut the string at a non-Ascii character for demonstration purposes$string=mb_substr($string,0,15);// Connect to a database to store the transformed string // See the PDO example in this document for more information ...
Get the first character of a string in PHP To get the first character of a string, we can use the built-in function by passing as second…
代码语言:javascript 代码运行次数:0 运行 AI代码解释 $sExample='Example !';$sAnotherOneHere='Again ?';$sAndTheLast='ENOUGH !';$sExample='Example !';$sAnotherOneHere='Again ?';$sAndTheLast='ENOUGH !'; 参数类型提示 关闭以提高性能
Given string: Hello World! Updated string: Hello WorldThe Third Option is Rtrim() FunctionThis function also allows removing the last character of a string.Here is the basic syntax:<?php rtrim($string, 'a'); ?> Copy In this syntax, you can notice “a” character, which should be ...
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 convert_cyr_string() Convert...