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4. INCOME TAXES (Details - Income tax rate)
12 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Income tax reconcilation    
Income tax expense (benefit) at federal statutory rate (21.00%) (34.00%)
Increase (decrease) in tax resulting from:    
State taxes, net of federal benefit (6.30%) (5.40%)
Change in valuation allowance 20.40% 30.90%
Stock based compensation 4.50% 8.00%
Nondeductible items 2.30% 0.20%
Prior-year tax adjustments 0.00% 0.20%
Effective tax rate (0.10%) (0.10%)