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(PECL trader >= 0.2.0)
trader_sar — Parabolic SAR
high
Preço alto, array de valores reais.
low
Preço baixo, array de valores reais.
acceleration
Acceleration Factor used up to the Maximum value. Valid range from 0 to TRADER_REAL_MAX.
maximum
Acceleration Factor Maximum value. Valid range from 0 to TRADER_REAL_MAX.
Returns an array with calculated data or false on failure.