| --TEST-- |
| bcpow() function |
| --EXTENSIONS-- |
| bcmath |
| --INI-- |
| bcmath.scale=0 |
| --FILE-- |
| <?php |
| require(__DIR__ . "/run_bcmath_tests_function.inc"); |
|
|
| $exponents = ["15", "-15", "1", "-9", "0", "-0"]; |
| $baseNumbers = array_merge($exponents, [ |
| "14.14", |
| "-16.60", |
| "0.15", |
| "-0.01", |
| "15151324141414.412312232141241", |
| "141241241241241248267654747412", |
| "-149143276547656984948124912", |
| "-132132245132134.1515123765412", |
| "0.1322135476547459213732911312", |
| "-0.123912932193769965476541321", |
| ]); |
|
|
| run_bcmath_tests($baseNumbers, $exponents, "**", bcpow(...)); |
| |
| ?> |
| --EXPECT-- |
| Number "15" (scale 0) |
| 15 ** 15 = 437893890380859375 |
| 15 ** -15 = 0 |
| 15 ** 1 = 15 |
| 15 ** -9 = 0 |
| 15 ** 0 = 1 |
| 15 ** -0 = 1 |
|
|
| Number "-15" (scale 0) |
| -15 ** 15 = -437893890380859375 |
| -15 ** -15 = 0 |
| -15 ** 1 = -15 |
| -15 ** -9 = 0 |
| -15 ** 0 = 1 |
| -15 ** -0 = 1 |
|
|
| Number "1" (scale 0) |
| 1 ** 15 = 1 |
| 1 ** -15 = 1 |
| 1 ** 1 = 1 |
| 1 ** -9 = 1 |
| 1 ** 0 = 1 |
| 1 ** -0 = 1 |
|
|
| Number "-9" (scale 0) |
| -9 ** 15 = -205891132094649 |
| -9 ** -15 = 0 |
| -9 ** 1 = -9 |
| -9 ** -9 = 0 |
| -9 ** 0 = 1 |
| -9 ** -0 = 1 |
|
|
| Number "0" (scale 0) |
| 0 ** 15 = 0 |
| 0 ** -15 = Negative power of zero |
| 0 ** 1 = 0 |
| 0 ** -9 = Negative power of zero |
| 0 ** 0 = 1 |
| 0 ** -0 = 1 |
|
|
| Number "-0" (scale 0) |
| -0 ** 15 = 0 |
| -0 ** -15 = Negative power of zero |
| -0 ** 1 = 0 |
| -0 ** -9 = Negative power of zero |
| -0 ** 0 = 1 |
| -0 ** -0 = 1 |
|
|
| Number "14.14" (scale 0) |
| 14.14 ** 15 = 180609729388653367 |
| 14.14 ** -15 = 0 |
| 14.14 ** 1 = 14 |
| 14.14 ** -9 = 0 |
| 14.14 ** 0 = 1 |
| 14.14 ** -0 = 1 |
|
|
| Number "-16.60" (scale 0) |
| -16.60 ** 15 = -2002725006700243463 |
| -16.60 ** -15 = 0 |
| -16.60 ** 1 = -16 |
| -16.60 ** -9 = 0 |
| -16.60 ** 0 = 1 |
| -16.60 ** -0 = 1 |
|
|
| Number "0.15" (scale 0) |
| 0.15 ** 15 = 0 |
| 0.15 ** -15 = 2283658260521 |
| 0.15 ** 1 = 0 |
| 0.15 ** -9 = 26012294 |
| 0.15 ** 0 = 1 |
| 0.15 ** -0 = 1 |
|
|
| Number "-0.01" (scale 0) |
| -0.01 ** 15 = 0 |
| -0.01 ** -15 = -1000000000000000000000000000000 |
| -0.01 ** 1 = 0 |
| -0.01 ** -9 = -1000000000000000000 |
| -0.01 ** 0 = 1 |
| -0.01 ** -0 = 1 |
|
|
| Number "15151324141414.412312232141241" (scale 0) |
| 15151324141414.412312232141241 ** 15 = 509048123991351801905481953476379185972789524506389464560948346272971876778908444213802402540123245924548973078757287880001162665191012187707496396738218203170247236816923480505943223846447785782345 |
| 15151324141414.412312232141241 ** -15 = 0 |
| 15151324141414.412312232141241 ** 1 = 15151324141414 |
| 15151324141414.412312232141241 ** -9 = 0 |
| 15151324141414.412312232141241 ** 0 = 1 |
| 15151324141414.412312232141241 ** -0 = 1 |
|
|
| Number "141241241241241248267654747412" (scale 0) |
| 141241241241241248267654747412 ** 15 = 177591789298838947421924937418435926483207726032941337126565686201154837989992676792469043927153886362407093561688979426718344848540943458245870720268722797084708626211824507010348223033844880992203548347580375252630658556528592298319547225224912135982081686378909626742998484437641863458021277126578238452879997277005795795020835662533892290564198652316605246272512413311084386660488961246461538425989780621930750572963428718487554490368 |
| 141241241241241248267654747412 ** -15 = 0 |
| 141241241241241248267654747412 ** 1 = 141241241241241248267654747412 |
| 141241241241241248267654747412 ** -9 = 0 |
| 141241241241241248267654747412 ** 0 = 1 |
| 141241241241241248267654747412 ** -0 = 1 |
|
|
| Number "-149143276547656984948124912" (scale 0) |
| -149143276547656984948124912 ** 15 = -401841881822660241398409660309345646463535278187389488718526585893873800090729191609465595568674086078015487989884600849819723618141030735892646637579078630759905628572464757376301450900008605507116286859140901254928168279833198528761329808672095261265618307499605901098109261736293336298350347017449323858811047847238969925531775390894165290898723086447624518554747816961256145036283496890368 |
| -149143276547656984948124912 ** -15 = 0 |
| -149143276547656984948124912 ** 1 = -149143276547656984948124912 |
| -149143276547656984948124912 ** -9 = 0 |
| -149143276547656984948124912 ** 0 = 1 |
| -149143276547656984948124912 ** -0 = 1 |
|
|
| Number "-132132245132134.1515123765412" (scale 0) |
| -132132245132134.1515123765412 ** 15 = -65332942084431118671715132691017936828728297532817376297090067844431557352758338594306899592493441083845683845573112529065975725871957965764869599362286162979915656223771056616561461958797695558519631556073805440 |
| -132132245132134.1515123765412 ** -15 = 0 |
| -132132245132134.1515123765412 ** 1 = -132132245132134 |
| -132132245132134.1515123765412 ** -9 = 0 |
| -132132245132134.1515123765412 ** 0 = 1 |
| -132132245132134.1515123765412 ** -0 = 1 |
|
|
| Number "0.1322135476547459213732911312" (scale 0) |
| 0.1322135476547459213732911312 ** 15 = 0 |
| 0.1322135476547459213732911312 ** -15 = 15165635699683 |
| 0.1322135476547459213732911312 ** 1 = 0 |
| 0.1322135476547459213732911312 ** -9 = 81005847 |
| 0.1322135476547459213732911312 ** 0 = 1 |
| 0.1322135476547459213732911312 ** -0 = 1 |
|
|
| Number "-0.123912932193769965476541321" (scale 0) |
| -0.123912932193769965476541321 ** 15 = 0 |
| -0.123912932193769965476541321 ** -15 = -40109799462729 |
| -0.123912932193769965476541321 ** 1 = 0 |
| -0.123912932193769965476541321 ** -9 = -145194543 |
| -0.123912932193769965476541321 ** 0 = 1 |
| -0.123912932193769965476541321 ** -0 = 1 |
|
|
| Number "15" (scale 10) |
| 15 ** 15 = 437893890380859375.0000000000 |
| 15 ** -15 = 0.0000000000 |
| 15 ** 1 = 15.0000000000 |
| 15 ** -9 = 0.0000000000 |
| 15 ** 0 = 1.0000000000 |
| 15 ** -0 = 1.0000000000 |
|
|
| Number "-15" (scale 10) |
| -15 ** 15 = -437893890380859375.0000000000 |
| -15 ** -15 = 0.0000000000 |
| -15 ** 1 = -15.0000000000 |
| -15 ** -9 = 0.0000000000 |
| -15 ** 0 = 1.0000000000 |
| -15 ** -0 = 1.0000000000 |
|
|
| Number "1" (scale 10) |
| 1 ** 15 = 1.0000000000 |
| 1 ** -15 = 1.0000000000 |
| 1 ** 1 = 1.0000000000 |
| 1 ** -9 = 1.0000000000 |
| 1 ** 0 = 1.0000000000 |
| 1 ** -0 = 1.0000000000 |
|
|
| Number "-9" (scale 10) |
| -9 ** 15 = -205891132094649.0000000000 |
| -9 ** -15 = 0.0000000000 |
| -9 ** 1 = -9.0000000000 |
| -9 ** -9 = -0.0000000025 |
| -9 ** 0 = 1.0000000000 |
| -9 ** -0 = 1.0000000000 |
|
|
| Number "0" (scale 10) |
| 0 ** 15 = 0.0000000000 |
| 0 ** -15 = Negative power of zero |
| 0 ** 1 = 0.0000000000 |
| 0 ** -9 = Negative power of zero |
| 0 ** 0 = 1.0000000000 |
| 0 ** -0 = 1.0000000000 |
|
|
| Number "-0" (scale 10) |
| -0 ** 15 = 0.0000000000 |
| -0 ** -15 = Negative power of zero |
| -0 ** 1 = 0.0000000000 |
| -0 ** -9 = Negative power of zero |
| -0 ** 0 = 1.0000000000 |
| -0 ** -0 = 1.0000000000 |
|
|
| Number "14.14" (scale 10) |
| 14.14 ** 15 = 180609729388653367.2586094856 |
| 14.14 ** -15 = 0.0000000000 |
| 14.14 ** 1 = 14.1400000000 |
| 14.14 ** -9 = 0.0000000000 |
| 14.14 ** 0 = 1.0000000000 |
| 14.14 ** -0 = 1.0000000000 |
|
|
| Number "-16.60" (scale 10) |
| -16.60 ** 15 = -2002725006700243463.1471178615 |
| -16.60 ** -15 = 0.0000000000 |
| -16.60 ** 1 = -16.6000000000 |
| -16.60 ** -9 = 0.0000000000 |
| -16.60 ** 0 = 1.0000000000 |
| -16.60 ** -0 = 1.0000000000 |
|
|
| Number "0.15" (scale 10) |
| 0.15 ** 15 = 0.0000000000 |
| 0.15 ** -15 = 2283658260521.1672220051 |
| 0.15 ** 1 = 0.1500000000 |
| 0.15 ** -9 = 26012294.8737489203 |
| 0.15 ** 0 = 1.0000000000 |
| 0.15 ** -0 = 1.0000000000 |
|
|
| Number "-0.01" (scale 10) |
| -0.01 ** 15 = 0.0000000000 |
| -0.01 ** -15 = -1000000000000000000000000000000.0000000000 |
| -0.01 ** 1 = -0.0100000000 |
| -0.01 ** -9 = -1000000000000000000.0000000000 |
| -0.01 ** 0 = 1.0000000000 |
| -0.01 ** -0 = 1.0000000000 |
|
|
| Number "15151324141414.412312232141241" (scale 10) |
| 15151324141414.412312232141241 ** 15 = 509048123991351801905481953476379185972789524506389464560948346272971876778908444213802402540123245924548973078757287880001162665191012187707496396738218203170247236816923480505943223846447785782345.3558894965 |
| 15151324141414.412312232141241 ** -15 = 0.0000000000 |
| 15151324141414.412312232141241 ** 1 = 15151324141414.4123122321 |
| 15151324141414.412312232141241 ** -9 = 0.0000000000 |
| 15151324141414.412312232141241 ** 0 = 1.0000000000 |
| 15151324141414.412312232141241 ** -0 = 1.0000000000 |
|
|
| Number "141241241241241248267654747412" (scale 10) |
| 141241241241241248267654747412 ** 15 = 177591789298838947421924937418435926483207726032941337126565686201154837989992676792469043927153886362407093561688979426718344848540943458245870720268722797084708626211824507010348223033844880992203548347580375252630658556528592298319547225224912135982081686378909626742998484437641863458021277126578238452879997277005795795020835662533892290564198652316605246272512413311084386660488961246461538425989780621930750572963428718487554490368.0000000000 |
| 141241241241241248267654747412 ** -15 = 0.0000000000 |
| 141241241241241248267654747412 ** 1 = 141241241241241248267654747412.0000000000 |
| 141241241241241248267654747412 ** -9 = 0.0000000000 |
| 141241241241241248267654747412 ** 0 = 1.0000000000 |
| 141241241241241248267654747412 ** -0 = 1.0000000000 |
|
|
| Number "-149143276547656984948124912" (scale 10) |
| -149143276547656984948124912 ** 15 = -401841881822660241398409660309345646463535278187389488718526585893873800090729191609465595568674086078015487989884600849819723618141030735892646637579078630759905628572464757376301450900008605507116286859140901254928168279833198528761329808672095261265618307499605901098109261736293336298350347017449323858811047847238969925531775390894165290898723086447624518554747816961256145036283496890368.0000000000 |
| -149143276547656984948124912 ** -15 = 0.0000000000 |
| -149143276547656984948124912 ** 1 = -149143276547656984948124912.0000000000 |
| -149143276547656984948124912 ** -9 = 0.0000000000 |
| -149143276547656984948124912 ** 0 = 1.0000000000 |
| -149143276547656984948124912 ** -0 = 1.0000000000 |
|
|
| Number "-132132245132134.1515123765412" (scale 10) |
| -132132245132134.1515123765412 ** 15 = -65332942084431118671715132691017936828728297532817376297090067844431557352758338594306899592493441083845683845573112529065975725871957965764869599362286162979915656223771056616561461958797695558519631556073805440.8743426066 |
| -132132245132134.1515123765412 ** -15 = 0.0000000000 |
| -132132245132134.1515123765412 ** 1 = -132132245132134.1515123765 |
| -132132245132134.1515123765412 ** -9 = 0.0000000000 |
| -132132245132134.1515123765412 ** 0 = 1.0000000000 |
| -132132245132134.1515123765412 ** -0 = 1.0000000000 |
|
|
| Number "0.1322135476547459213732911312" (scale 10) |
| 0.1322135476547459213732911312 ** 15 = 0.0000000000 |
| 0.1322135476547459213732911312 ** -15 = 15165635699683.8093525277 |
| 0.1322135476547459213732911312 ** 1 = 0.1322135476 |
| 0.1322135476547459213732911312 ** -9 = 81005847.7955131768 |
| 0.1322135476547459213732911312 ** 0 = 1.0000000000 |
| 0.1322135476547459213732911312 ** -0 = 1.0000000000 |
|
|
| Number "-0.123912932193769965476541321" (scale 10) |
| -0.123912932193769965476541321 ** 15 = 0.0000000000 |
| -0.123912932193769965476541321 ** -15 = -40109799462729.8625078080 |
| -0.123912932193769965476541321 ** 1 = -0.1239129321 |
| -0.123912932193769965476541321 ** -9 = -145194543.0878622400 |
| -0.123912932193769965476541321 ** 0 = 1.0000000000 |
| -0.123912932193769965476541321 ** -0 = 1.0000000000 |
|
|
