Length of a string variable: Input argument for the SUBSTR function, which determines the desired length of the resulting string or output of the length function.

字符串变量的长度：substr函数的输入参数，决定了结果字符串的期望长度或length函数的输出。

youdao

The DB2_CLPPROMPT registry variable can be set to any text string up to a maximum of 100 characters in length.

DB 2 _ CLPPROMPT注册变量可以设置为任何文本字符串，最大长度为100个字符。

youdao

The Typeahead object stores the length of the string that the user entered in a variable called typedLength.

Typeahead 对象存储了用户输入的被称为 typedLength的字符长度。

youdao

N So, I'm initializing a variable called N to the string length of s1.

我初始化一个变量,等于s1的字符串长度。

哈佛公开课 - 计算机科学课程节选