setArrayFract method
Implementation
EasyClip setArrayFract( String chr, dynamic subIndex, double num, double denom ){
_setEnv();
MathValue value = MathValue();
bool isMinus = ((num < 0) && (denom >= 0)) || ((num >= 0) && (denom < 0));
value.fractSetMinus( isMinus );
value.setNum ( ClipMath.abs( num ) );
value.setDenom( ClipMath.abs( denom ) );
value.fractReduce();
_param.fractReduce( ClipMath.char( chr ), false );
setArrayValue( chr, subIndex, value );
return this;
}