strpos in php
<?php
$mystring = 'abc';
$findme = 'a';
$pos = strpos($mystring, $findme);
// Note our use of ===. Simply == would not work as expected
// because the position of 'a' was the 0th (first) character.
if ($pos === false) {
echo "The string '$findme' was not found in the string '$mystring'";
} else {
echo "The string '$findme' was found in the string '$mystring'";
echo " and exists at position $pos";
}
?>php needle haystack
//Find the position of the first occurrence of a substring in a string
$mystring = 'abc';
$findme = 'a';
$pos = strpos($mystring, $findme);php indexof
strrpos ( string $haystack , mixed $needle [, int $offset = 0 ] ) : int or False return
<?php
$foo = "0123456789a123456789b123456789c";
// Looking for '0' from the 0th byte (from the beginning)
var_dump(strrpos($foo, '0', 0));
// Looking for '0' from the 1st byte (after byte "0")
var_dump(strrpos($foo, '0', 1));
$str = 'This is Main String';
if (strpos($str, 'This') !== false) {
echo 'true';
}find php ini
1. Create test.php file with the following content
2. <?php phpinfo(); ?>
3. Put it in the root of the site (or in a public folder)
4. Open the file on your browser "domaine.com/test.php"
4. Look for "Loaded Configuration File"Copyright © 2021 Codeinu
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