explode (PHP 4, PHP 5, PHP 7) explode - Split a string by string explode - 使用一个字符串分割另一个字符串 Description array explode ( string $delimiter , string $string [, int $limit = PHP_INT_MAX ] ) //Returns an array of strings, each of which is a substring of s…
string常用成员函数 std::string::clear Clear string Erases the contents of the string, which becomes an empty string (with a length of 0 characters). Parameters none Return value none Example // string::clear #include <iostream> #include <string> int…
str_pad (PHP 4 >= 4.0.1, PHP 5, PHP 7) str_pad - Pad a string to a certain length with another string str_pad - 使用另一个字符串填充字符串为指定长度 Description string str_pad ( string $input , int $pad_length [, string $pad_string = " " [, int $pad_type = STR…
String对象: 1.length属性 说明:获取字符串的长度 实例: var str="abc"; var i=str.length;//output:3 2.charAt()方法 说明:从字符串中找出一个指定索引(位置)的字符 实例: var str="abc"; var str1=str.charAt(2);//output:c //字符串索引从0开始 3.indexOf()方法 说明:得到子字符串在母字符串中第一次出现的位置(下标),如找不到则输出&quo…
rtrim (PHP 4, PHP 5, PHP 7) rtrim - Strip whitespace (or other characters) from the end of a string rtrim - 删除字符串末端的空白字符(或者其他字符) Description string rtrim ( string $str [, string $character_mask ] ) //This function returns a string with whitespace (or…
trim (PHP 4, PHP 5, PHP 7) trim - Strip whitespace (or other characters) from the beginning and end of a string trim - 去除字符串首尾处的空白字符(或者其他字符) Description string trim ( string $str [, string $character_mask = " \t\n\r\0\x0B" ] ) //This function re…
ord (PHP 4, PHP 5, PHP 7) ord - Return ASCII value of character ord - 返回字符的 ASCII 码值 Description int ord ( string $string ) //Returns the ASCII value of the first character of string. //返回字符串 string 第一个字符的 ASCII 码值. //This function complements chr().…
chr (PHP 4, PHP 5, PHP 7) chr - Return a specific character chr - 返回指定的字符 Description string chr ( int $ascii ) //Returns a one-character string containing the character specified by ascii. //返回相对应于 ascii 所指定的单个字符. //This function complements ord().…
addslashes (PHP 4, PHP 5, PHP 7) addslashes - Quote string with slashes addslashes - 使用反斜线引用字符串 Description string addslashes ( string $str ) // Returns a string with backslashes added before characters that need to be escaped. These characters are:…