strcmp and strcasecmp
strcmp and strcasecmp functions are used to compare strings.
Both function
1.returns <0 if argument1 is less than argument2
2.returns >0 if argument1 is greater than argument2
3.returns 0 if argument1 is equal to argument2
strcmp comparision - case sensitive comparision
strcasecmp - case-insensitive comparision.
Example
$var1 = “Test”;
$var2 = “test”;
if (strcasecmp($var1, $var2) == 0) {
echo ‘Equal’;
}else{
echo ‘Not Equal’;
}
if (strcmp($var1, $var2) == 0) {
echo ‘Equal’;
}else{
echo ‘Not Equal’;
}
strcasecmp($var1, $var2) return 0
strcmp($var1, $var2) return
