method

valid_civil?

ruby latest stable - Class: Date

valid_civil?(p1, p2, p3, p4 = v4)

public

Returns true if the given calendar date is valid, and false if not.

Date.valid_date?(2001,2,3)        #=> true
Date.valid_date?(2001,2,29)       #=> false

See also ::jd and ::civil.

static VALUE
date_s_valid_civil_p(int argc, VALUE *argv, VALUE klass)
{
    VALUE vy, vm, vd, vsg;
    VALUE argv2[4];

    rb_scan_args(argc, argv, "31", &vy, &vm, &vd, &vsg);

    argv2[0] = vy;
    argv2[1] = vm;
    argv2[2] = vd;
    if (argc < 4)
        argv2[3] = INT2FIX(DEFAULT_SG);
    else
        argv2[3] = vsg;

    if (NIL_P(valid_civil_sub(4, argv2, klass, 0)))
        return Qfalse;
    return Qtrue;
}

valid_civil?

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