If you take the length of a character in CODEUNITS, the output differs according to the CODEUNITS used as inputs to the string function.
如果使用CODEUNITS来获取字符的长度，则用作字符串函数输入的CODEUNITS的不同会导致输出的不同。
This function, as mentioned in SQL standards, is used to find the length of a character string in character semantics.
如SQL标准中所述，此函数使用字符语义查找字符字符串的长度。
The locale setting will cause the % ls format specifier in printf to call the wcsrtombs function in order to convert the wide character argument string into the locale-dependent multi-byte encoding.
语言环境设置会导致printf中的%l s格式说明符调用wcsrtombs函数以便于将宽字符的参数字符串转换成依赖语言环境的多字节编码。
Because all character data is a string, Net.Data USES built-in function to perform arithmetic operations on a string that represents a valid number, including those in exponential formats.
由于所有字符数据都是字符串，因此Net . Data将使用内置函数来对表示有效数字(包括用指数形式表示的数字)的字符串执行算术运算。
This converts the character string contained within or passed into the function to a correct SQL statement.
这将把函数内包含的或传递到函数中的字符串转换为正确的sql语句。
The UNIX design consists of hundreds of function calls (called system calls) covering simple tasks, such as displaying a character string on the screen to setting task priorities.
UNIX的设计由大量的函数调用（称为系统调用）组成，其中包括一些简单的任务，如在屏幕上显示字符串来设置任务优先级。
The md5() function hashes whatever string is fed to it and turns it into a 32-character fixed-length string.
md5()函数可以散列反馈的任何字符串，并将其转变为固定长度为 32 个字符的字符串。
The chop() function will remove a white space or other predefined character from the right end of a string.
函数的作用是：从一个字符串的右边结尾处，删除预定一字符中所包含的空格。
Use the versions of this function that accept parameters to remove a particular character or a particular group of characters from the end of a string.
含有参数的该函数用来清除原对象后面的指定的字符或字符集。
In general, one useful approach is to pass a length to the 'counted string' function one smaller than the size of the buffer and then explicitly assign zero to the last character in the buffer.
通常，一种有用的方法是，向“计数字符串”函数传递比缓冲区大小小一的长度，然后将零显式赋给缓冲区中的最后一个字符。
The count_chars function returns how many times an ASCII character occurs within a string and returns the information.
函数的作用是：返回字符串所使用字符的信息的次数。
The count_chars function returns how many times an ASCII character occurs within a string and returns the information.
函数的作用是：返回字符串所使用字符的信息的次数。
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