Function classObj_setExpression

mapscript/php/mapscript_i.c:810–816

  }

int classObj_setExpression(classObj *self, char *string) {
    if (!string || strlen(string) == 0) {
        freeExpression(&self->expression);
        return MS_SUCCESS;
    }
    else return msLoadExpressionString(&self->expression, string);
  }

char *classObj_getExpressionString(classObj *self) {
    return msGetExpressionString(&(self->expression));