Number of characters to copy into the substring.
Is an integer that specifies the length of the substring as number of characters.
Checks if the string contains the given substring.
Returns the index of the first character of a specified substring in a string.
Position of the first instance of the substring within the string.
You are given a number of case-sensitive strings of alphabetic characters, find the largest string X, such that either X, or its inverse can be found as a substring of any of the given strings.
对于给出的一些大小写有关的字母字符串,找到最长的一个字符串X,使X或把X倒过来的字符串是所有给出的字符串的一部分。
Returns the number of character spaces within the string that the substring begins.
返回子字符串的开始字符在字符串中的字符编号。
Specifies the string that contains the substring for which to search.
指定包含要搜索的子字符串的字符串。
Only show contacts where name or address matches substring
只显示姓名或地址符合 子字符串 的联系人
Check if a string contains some form of substring
检查一个串是否包含某种形式的子串;
Moreover, the substring match is case-insensitive.
而且,子字符串匹配是不区分大小写的。
Tests whether the specified text contains a substring that matches a specified regular expression.
测试指定文本是否包含与指定正则表达式相匹配的子串。
defines the number of valid signed integers that determine the substring length
定义确定子字符串长度的有效带符号的整数