method

empty?

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empty?(p1) public

Returns true if the named file exists and has a zero size.

file_name can be an IO object.

static VALUE
rb_file_zero_p(VALUE obj, VALUE fname)
{
    struct stat st;

    if (rb_stat(fname, &st) < 0) return Qfalse;
    if (st.st_size == 0) return Qtrue;
    return Qfalse;
}

empty?

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