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PHP stristr() function (case-insensitive string search)_PHP tutorial
- WBOYOriginal
- 2016-07-21 15:36:551144browse
Returns the remainder of the string (from the matching point) if the lookup is successful, or false if the string is not found.
Version support: PHP 3+
Syntax:
stristr(string,find)
Description:
string required. Specifies the string to be searched for.
find required. Specifies the characters to search for. If the argument is a number, searches for characters that match the ASCII value for that number.
Tip:
This function is binary safe.
This function is not case sensitive. For case-sensitive searches, use strstr().
Example:
Example 1
Copy code The code is as follows:
< ?php
echo stristr("Hello world!","WORLD");
?>
Output:
world!
Example 2
Copy code The code is as follows:
echo stristr("Hello world!", 111);
?>
Output:
o world!
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