The constants below are defined by this extension, and
will only be available when the extension has either
been compiled into PHP or dynamically loaded at runtime.
constant
value
description
U_INVALID_STOP
0
stop at first invalid character
U_INVALID_SKIP
1
skip invalid characters
U_INVALID_SUBSTITUTE
2
replace invalid characters
U_INVALID_ESCAPE
3
escape invalid characters
add a note
User Contributed Notes Predefined Constants
There are no user contributed notes for this page.