14514f5e3Sopenharmony_ci/* 24514f5e3Sopenharmony_ci * Copyright (c) 2022 Huawei Device Co., Ltd. 34514f5e3Sopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License"); 44514f5e3Sopenharmony_ci * you may not use this file except in compliance with the License. 54514f5e3Sopenharmony_ci * You may obtain a copy of the License at 64514f5e3Sopenharmony_ci * 74514f5e3Sopenharmony_ci * http://www.apache.org/licenses/LICENSE-2.0 84514f5e3Sopenharmony_ci * 94514f5e3Sopenharmony_ci * Unless required by applicable law or agreed to in writing, software 104514f5e3Sopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS, 114514f5e3Sopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 124514f5e3Sopenharmony_ci * See the License for the specific language governing permissions and 134514f5e3Sopenharmony_ci * limitations under the License. 144514f5e3Sopenharmony_ci */ 154514f5e3Sopenharmony_ci 164514f5e3Sopenharmony_cideclare function print(arg:any):string; 174514f5e3Sopenharmony_cifunction replace(a : number) 184514f5e3Sopenharmony_ci{ 194514f5e3Sopenharmony_ci return a; 204514f5e3Sopenharmony_ci} 214514f5e3Sopenharmony_cilet len:number = 1; 224514f5e3Sopenharmony_cilen = 1 / Math.sqrt(len); 234514f5e3Sopenharmony_ciprint(len); 244514f5e3Sopenharmony_ci 254514f5e3Sopenharmony_cilen = 9 / len; 264514f5e3Sopenharmony_cilen = Math.sqrt(len); 274514f5e3Sopenharmony_ciprint(len); 284514f5e3Sopenharmony_ciprint(NaN); 294514f5e3Sopenharmony_cilen = Math.sqrt(NaN); 304514f5e3Sopenharmony_ciprint(len); 314514f5e3Sopenharmony_ci 324514f5e3Sopenharmony_cilen = Math.sqrt(+0); // 0 334514f5e3Sopenharmony_ciprint(len); 344514f5e3Sopenharmony_cilen = Math.sqrt(Number.POSITIVE_INFINITY); // Infinity 354514f5e3Sopenharmony_ciprint(len); 364514f5e3Sopenharmony_cilen = Math.sqrt(Number.NEGATIVE_INFINITY); // NaN 374514f5e3Sopenharmony_ciprint(len); 384514f5e3Sopenharmony_cilen = Math.sqrt(-1); // NaN 394514f5e3Sopenharmony_ciprint(len); 404514f5e3Sopenharmony_cifunction sqrt() 414514f5e3Sopenharmony_ci{ 424514f5e3Sopenharmony_ci Math.sqrt = replace; 434514f5e3Sopenharmony_ci len = Math.sqrt(9) 444514f5e3Sopenharmony_ci print(len); 454514f5e3Sopenharmony_ci} 464514f5e3Sopenharmony_cisqrt() 474514f5e3Sopenharmony_ci 484514f5e3Sopenharmony_cilen = Math.cos(0); // 1 494514f5e3Sopenharmony_ciprint(len); 504514f5e3Sopenharmony_cilen = Math.cos(1); // 0.5.... 514514f5e3Sopenharmony_ciprint(len); 524514f5e3Sopenharmony_cifunction cos() 534514f5e3Sopenharmony_ci{ 544514f5e3Sopenharmony_ci Math.cos = replace; 554514f5e3Sopenharmony_ci len = Math.cos(1); 564514f5e3Sopenharmony_ci print(len); 574514f5e3Sopenharmony_ci} 584514f5e3Sopenharmony_cicos() 594514f5e3Sopenharmony_ci 604514f5e3Sopenharmony_cilen = Math.sin(0); // 0 614514f5e3Sopenharmony_ciprint(len); 624514f5e3Sopenharmony_cilen = Math.sin(1); // 0.84 634514f5e3Sopenharmony_ciprint(len); 644514f5e3Sopenharmony_cilen = Math.sin(Math.PI / 2); 654514f5e3Sopenharmony_ciprint(len); 664514f5e3Sopenharmony_cifunction sin() 674514f5e3Sopenharmony_ci{ 684514f5e3Sopenharmony_ci Math.sin = replace; 694514f5e3Sopenharmony_ci len = Math.sin(1) 704514f5e3Sopenharmony_ci print(len); 714514f5e3Sopenharmony_ci} 724514f5e3Sopenharmony_cisin() 734514f5e3Sopenharmony_ci 744514f5e3Sopenharmony_cilen = Math.acos(0.5);// 1.0471975511965979 754514f5e3Sopenharmony_ciprint(len); 764514f5e3Sopenharmony_cifunction acos() 774514f5e3Sopenharmony_ci{ 784514f5e3Sopenharmony_ci Math.acos = replace 794514f5e3Sopenharmony_ci len = Math.acos(0.5) 804514f5e3Sopenharmony_ci print(len); 814514f5e3Sopenharmony_ci} 824514f5e3Sopenharmony_ciacos() 834514f5e3Sopenharmony_ci 844514f5e3Sopenharmony_cilen = Math.atan(2); // 1.1071487177940904 854514f5e3Sopenharmony_ciprint(len); 864514f5e3Sopenharmony_cifunction atan() 874514f5e3Sopenharmony_ci{ 884514f5e3Sopenharmony_ci Math.atan = replace 894514f5e3Sopenharmony_ci len = Math.atan(2) 904514f5e3Sopenharmony_ci print(len); 914514f5e3Sopenharmony_ci} 924514f5e3Sopenharmony_ciatan() 934514f5e3Sopenharmony_ci 944514f5e3Sopenharmony_cilen = Math.abs(Number.NaN); 954514f5e3Sopenharmony_ciprint(len); 964514f5e3Sopenharmony_cilen = Math.abs(-Number.NaN); 974514f5e3Sopenharmony_ciprint(len); 984514f5e3Sopenharmony_cilen = Math.abs(Number.NEGATIVE_INFINITY); 994514f5e3Sopenharmony_ciprint(len); 1004514f5e3Sopenharmony_cilen = Math.abs(Number.POSITIVE_INFINITY); 1014514f5e3Sopenharmony_ciprint(len); 1024514f5e3Sopenharmony_cilen = Math.abs(9.6); 1034514f5e3Sopenharmony_ciprint(len); 1044514f5e3Sopenharmony_cilen = Math.abs(6); 1054514f5e3Sopenharmony_ciprint(len); 1064514f5e3Sopenharmony_cilen = Math.abs(-9.6); 1074514f5e3Sopenharmony_ciprint(len); 1084514f5e3Sopenharmony_cilen = Math.abs(-6); 1094514f5e3Sopenharmony_ciprint(len); 1104514f5e3Sopenharmony_cifunction abs() 1114514f5e3Sopenharmony_ci{ 1124514f5e3Sopenharmony_ci Math.abs = replace 1134514f5e3Sopenharmony_ci len = Math.abs(-9.6) 1144514f5e3Sopenharmony_ci print(len); 1154514f5e3Sopenharmony_ci} 1164514f5e3Sopenharmony_ciabs() 1174514f5e3Sopenharmony_ci 1184514f5e3Sopenharmony_cilen = Math.floor(Number.NaN); 1194514f5e3Sopenharmony_ciprint(len); 1204514f5e3Sopenharmony_cilen = Math.floor(-Number.NaN); 1214514f5e3Sopenharmony_ciprint(len); 1224514f5e3Sopenharmony_cilen = Math.floor(Number.NEGATIVE_INFINITY); 1234514f5e3Sopenharmony_ciprint(len); 1244514f5e3Sopenharmony_cilen = Math.floor(Number.POSITIVE_INFINITY); 1254514f5e3Sopenharmony_ciprint(len); 1264514f5e3Sopenharmony_cilen = Math.floor(9.6); 1274514f5e3Sopenharmony_ciprint(len); 1284514f5e3Sopenharmony_cilen = Math.floor(-9.6); 1294514f5e3Sopenharmony_ciprint(len); 1304514f5e3Sopenharmony_cifunction floor() 1314514f5e3Sopenharmony_ci{ 1324514f5e3Sopenharmony_ci Math.floor = replace 1334514f5e3Sopenharmony_ci len = Math.floor(-9.6) 1344514f5e3Sopenharmony_ci print(len); 1354514f5e3Sopenharmony_ci} 1364514f5e3Sopenharmony_cifloor() 137