man mtext_property_start () - Return the start position of a text property.
NAME
mtext_property_start - Return the start position of a text property.
SYNOPSIS
int mtext_property_start (MTextProperty * prop)
DESCRIPTION
The mtext_property_start() function returns the start position of text property prop. The start position is a character position of an M-text where prop begins. If prop is detached, it returns -1.