[76] | 1 | //---------------------------------------------------------------------- |
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| 2 | // TEST: Cee's interface to RpUnits. |
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| 3 | // |
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| 4 | // Basic units conversion tests for the RpUnits portion of Rappture |
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| 5 | // written in Cee. |
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| 6 | //====================================================================== |
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| 7 | // AUTHOR: Derrick Kearney, Purdue University |
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| 8 | // Copyright (c) 2004-2005 |
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| 9 | // Purdue Research Foundation, West Lafayette, IN |
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| 10 | //====================================================================== |
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| 11 | // |
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[40] | 12 | #include "RpUnitsCInterface.h" |
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| 13 | #include <stdio.h> |
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| 14 | |
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| 15 | double fahrenheit2centigrade (double F); |
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| 16 | double centigrade2fahrenheit (double C); |
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| 17 | double centigrade2kelvin (double C); |
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| 18 | double kelvin2centigrade (double K); |
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| 19 | |
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| 20 | double angstrom2meter (double angstrom) |
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| 21 | { |
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| 22 | return angstrom*1.0e-10; |
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| 23 | } |
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| 24 | |
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| 25 | double meter2angstrom (double meters) |
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| 26 | { |
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| 27 | return meters*1.0e10; |
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| 28 | } |
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| 29 | |
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| 30 | double fahrenheit2centigrade (double F) |
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| 31 | { |
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| 32 | return ((F-32.0)/(9.0/5.0)); |
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| 33 | } |
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| 34 | |
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| 35 | double centigrade2fahrenheit (double C) |
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| 36 | { |
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| 37 | return ((C*(9.0/5.0))+32.0); |
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| 38 | } |
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| 39 | |
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| 40 | double centigrade2kelvin (double C) |
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| 41 | { |
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| 42 | return (C+273.15); |
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| 43 | } |
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| 44 | |
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| 45 | double kelvin2centigrade (double K) |
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| 46 | { |
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| 47 | return (K-273.15); |
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| 48 | } |
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| 49 | |
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| 50 | int main() |
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| 51 | { |
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| 52 | |
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| 53 | RpUnits* meters = defineUnit("m",NULL); |
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| 54 | |
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| 55 | RpUnits* centimeters = NULL; |
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| 56 | RpUnits* nanometers = NULL; |
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| 57 | RpUnits* cm_basis = NULL; |
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| 58 | |
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| 59 | RpUnits* angstrom = defineUnit("A",NULL); |
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| 60 | RpUnits* fahrenheit = defineUnit("F",NULL); |
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| 61 | RpUnits* celcius = defineUnit("C",NULL); |
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| 62 | RpUnits* kelvin = defineUnit("K",NULL); |
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| 63 | |
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| 64 | defineConv(angstrom, meters, angstrom2meter, meter2angstrom); |
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| 65 | defineConv(fahrenheit, celcius, fahrenheit2centigrade, centigrade2fahrenheit); |
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| 66 | defineConv(celcius, kelvin, centigrade2kelvin, kelvin2centigrade); |
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| 67 | |
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| 68 | |
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| 69 | double cm_exp = 0; |
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| 70 | double nm_conv = 0; |
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| 71 | double value = 0; |
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| 72 | |
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| 73 | int result = 0; |
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| 74 | int showUnits = 0; |
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| 75 | |
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[76] | 76 | const char* nm_conv_str = NULL; |
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| 77 | const char* retStr = NULL; |
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[40] | 78 | |
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| 79 | makeMetric(meters); |
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| 80 | centimeters = find("cm"); |
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| 81 | |
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| 82 | if (meters) { |
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| 83 | printf("meters sign is :%s:\n",getUnitsName(meters)); |
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| 84 | } |
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| 85 | |
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| 86 | if (centimeters) { |
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| 87 | cm_exp = getExponent(centimeters); |
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| 88 | cm_basis = getBasis(centimeters); |
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| 89 | |
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| 90 | printf("centimeters sign is :%s:\n",getUnits(centimeters)); |
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| 91 | printf("cm_exp is :%f:\n",cm_exp); |
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| 92 | |
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| 93 | if (cm_basis) { |
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| 94 | printf("cm_basis sign is :%s:\n",getUnitsName(cm_basis)); |
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| 95 | } |
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| 96 | else { |
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| 97 | printf("cm_basis is NULL\n"); |
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| 98 | } |
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| 99 | |
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| 100 | } |
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| 101 | |
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| 102 | nanometers = find("nm"); |
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| 103 | |
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| 104 | if (nanometers) { |
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| 105 | |
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[76] | 106 | nm_conv = convert_obj_double_result(nanometers,meters,1.0e9,&result); |
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[40] | 107 | printf("1.0e9 nm = %f m\tresult = %d\n",nm_conv,result); |
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| 108 | |
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[76] | 109 | nm_conv = convert_obj_double(nanometers,meters,1.0e9); |
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[40] | 110 | printf("1.0e9 nm = %f m\n",nm_conv); |
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| 111 | |
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| 112 | showUnits = 1; |
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[76] | 113 | nm_conv_str = convert_obj_str(nanometers,meters,1.588e9,showUnits); |
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[40] | 114 | printf("1.588e9 nm = %s\n",nm_conv_str); |
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| 115 | |
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| 116 | showUnits = 0; |
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[76] | 117 | nm_conv_str = convert_obj_str(nanometers,meters,1.588e9,showUnits); |
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[40] | 118 | printf("1.588e9 nm = %s\n",nm_conv_str); |
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| 119 | } |
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| 120 | else { |
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| 121 | printf("nanometers is NULL\n"); |
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| 122 | } |
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| 123 | |
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| 124 | if (meters && angstrom && centimeters) { |
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[76] | 125 | value = convert_obj_double_result(angstrom,meters,1.0,&result); |
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[40] | 126 | printf("1 angstrom = %e meters\n",value); |
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| 127 | |
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[76] | 128 | value = convert_obj_double_result(centimeters,angstrom,1e-8,&result); |
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[40] | 129 | printf("1.0e-8 centimeter = %f angstroms\n",value); |
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| 130 | } |
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| 131 | else { |
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| 132 | printf("meters or angstrom or centimeters is NULL\n"); |
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| 133 | } |
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| 134 | |
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| 135 | |
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| 136 | if (fahrenheit && celcius) { |
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[76] | 137 | value = convert_obj_double_result(fahrenheit,celcius,72,&result); |
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[40] | 138 | printf("72 degrees fahrenheit = %f degrees celcius\n",value); |
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| 139 | |
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[76] | 140 | value = convert_obj_double_result(celcius,fahrenheit,value,&result); |
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[40] | 141 | printf("22.222 degrees celcius = %f degrees fahrenheit\n",value); |
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| 142 | } |
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| 143 | else { |
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| 144 | printf("fahrenheit or celcius is NULL\n"); |
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| 145 | } |
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| 146 | |
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| 147 | if (celcius && kelvin) { |
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[76] | 148 | value = convert_obj_double_result(celcius,kelvin,20,&result); |
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[40] | 149 | printf("20 degrees celcius = %f kelvin\n",value); |
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| 150 | |
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[76] | 151 | value = convert_obj_double_result(kelvin,celcius,300,&result); |
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[40] | 152 | printf("300 kelvin = %f degrees celcius\n", value); |
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| 153 | } |
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| 154 | else { |
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| 155 | printf("celcius or kelvin is NULL\n"); |
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| 156 | } |
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| 157 | |
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[76] | 158 | printf("====== adding all preset units ======\n"); |
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| 159 | add_presets("all"); |
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| 160 | |
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| 161 | printf("====== TESTING STATIC CONVERT FXNS ======\n"); |
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| 162 | |
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| 163 | retStr = convert("72F","C",1,&result); |
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| 164 | printf("72F = %s\tresult = %d\n", retStr,result); |
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| 165 | |
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| 166 | retStr = convert("300K","F",1,&result); |
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| 167 | printf("300K = %s\tresult = %d\n", retStr,result); |
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| 168 | |
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| 169 | retStr = convert("1eV","J",0,&result); |
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| 170 | printf("1eV = %s (no units)\tresult = %d\n", retStr,result); |
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| 171 | |
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| 172 | retStr = convert_str("300K","R",1,&result); |
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| 173 | printf("300K = %s\tresult = %d\n", retStr,result); |
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| 174 | |
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| 175 | retStr = convert_str("5m","ft",1,&result); |
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| 176 | printf("5m = %s\tresult = %d\n", retStr,result); |
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| 177 | |
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| 178 | value = convert_dbl("5000mV","V",&result); |
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| 179 | printf("5V = %f (double value)\n", value); |
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| 180 | |
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| 181 | |
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[40] | 182 | return 0; |
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| 183 | } |
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