Simple php string truncation method

This article introduces a simple php string truncation method. if you need it, refer to it. The code is as follows:
Strpos (string, find, start)

Instance:
The code is as follows:


Output 6
The code is as follows:
Substr (string, start, length)

The start parameter

Positive number-start at the specified position of the string
Negative number-starting from the specified position at the end of the string
0-start at the first character in the string
The code is as follows:


Output world

The strstr () function searches for the first occurrence of a string in another string.

This function returns the rest of the string (from the matching point ). If the searched string is not found, false is returned.
The code is as follows:
Strstr ('ABC @ bitsCN.com ',' @ ', TRUE); // if the parameter is set to true, the return value is the header before @, abc.
Strstr ('ABC @ bitsCN.com ',' @ '); // The end of the search value @ returned by default, @ bitsCN.com