Strtok and strtok_r
Prototype: char * strtok (char * s, char * delim );Function: Splits a string into a group of strings. S is the string to be decomposed, and delim is the separator string.Note: during the first call, s points to the
Strtok and strtok_r
Prototype: char * strtok (char * s, char * delim );Function: Splits a string into a group of strings. S is the string to be decomposed, and delim is the separator string.Note: during the first call, s points to the
Strtok and Strtok_r
Prototype: Char *strtok (char *s, char *delim);Function: Decomposes a string into a set of strings. S is the string to be decomposed, Delim is the delimiter string.Description: On first call, S points to the string
Function Name: strtokFunction: searches for words separated by the delimiters specified in the second string.Usage: char * strtok (char * str1, char * str2 );Program example:# Include # Include Int main (void){Char input [16] = "abc, d ";Char * p;/*
String splitting is a very important function. It takes a while to use it. So here we will first talk about the strtok processing method:
Strtok first filters out all the characters that belong to the delimiter string set, then, scan and replace the
Proc file system
The proc file system is a virtual file system. It uses the man proc command to describe proc as a pseudo file system. It provides some kernel data structure interfaces. Generally, the file system is mounted to the/proc Directory,
I. Problem Description
Given a file, read the strings of each row in the file in sequence (strings are separated by spaces ).
For example, the test.txt file contains the following content:
First second third forth (first line)
Th sixth seventh
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