int(0)
int(0)
int(0)
int(1)
int(-1)

Warning: substr_compare(): The start position cannot exceed initial string length in %s on line %d
bool(false)
int(-1)

Warning: substr_compare() expects parameter 5 to be boolean, object given in %s on line %d
bool(false)
Test

Warning: substr_compare(): The length must be greater than zero in %s on line %d
bool(false)

Warning: substr_compare() expects parameter 4 to be long, string given in %s on line %d
bool(false)
Done