method

echo?

v1_9_3_392 - Show latest stable - Class: IO

echo?()

public

Returns true if echo back is enabled.

You must require ‘io/console’ to use this method.

static VALUE
console_echo_p(VALUE io)
{
    conmode t;
    rb_io_t *fptr;
    int fd;

    GetOpenFile(io, fptr);
    fd = GetReadFD(fptr);
    if (!getattr(fd, &t)) rb_sys_fail(0);
    return echo_p(&t) ? Qtrue : Qfalse;
}

echo?

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