risk of javascript undefined variable


var objFiles = [{"name": "FileA"},{"name": "FileB"}];
var strHtml; //undefined

$.each(objFiles, function(i, v){
strHtml += '<p>'+v.name+'</p>';
});
console.log(strHtml); //undefined<p>FileA</p><p>FileB</p>



var objFiles = [{"name": "FileA"},{"name": "FileB"}];
var strHtml = '';

$.each(objFiles, function(i, v){
strHtml += '<p>'+v.name+'</p>';
});
console.log(strHtml); //<p>FileA</p><p>FileB</p>
npm ERR! code 1 npm ERR! path E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-sass-china npm ERR! command failed npm ERR! command C:\Windows\system32\cmd.exe /d /s /c node scripts/build.js npm ERR! Building: D:\nodejs\node.exe E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\bin\node-gyp.js rebuild --verbose --libsass_ext= --libsass_cflags= --libsass_ldflags= --libsass_library= npm ERR! gyp info it worked if it ends with ok npm ERR! gyp verb cli [ npm ERR! gyp verb cli 'D:\\nodejs\\node.exe', npm ERR! gyp verb cli 'E:\\code\\bigDataRisk\\hnnd-risk-management-vue\\node_modules\\node-gyp\\bin\\node-gyp.js', npm ERR! gyp verb cli 'rebuild', npm ERR! gyp verb cli '--verbose', npm ERR! gyp verb cli '--libsass_ext=', npm ERR! gyp verb cli '--libsass_cflags=', npm ERR! gyp verb cli '--libsass_ldflags=', npm ERR! gyp verb cli '--libsass_library=' npm ERR! gyp verb cli ] npm ERR! gyp info using node-gyp@3.8.0 npm ERR! gyp info using node@22.13.0 | win32 | x64 npm ERR! gyp verb command rebuild [] npm ERR! gyp verb command clean [] npm ERR! gyp verb clean removing "build" directory npm ERR! gyp verb command configure [] npm ERR! gyp verb check python checking for Python executable "‪D:\Python27\python.exe" in the PATH npm ERR! gyp verb `which` failed Error: not found: ‪D:\Python27\python.exe npm ERR! gyp verb `which` failed at getNotFoundError (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\which\which.js:13:12) npm ERR! gyp verb `which` failed at F (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\which\which.js:68:19) npm ERR! gyp verb `which` failed at E (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\which\which.js:80:29) npm ERR! gyp verb `which` failed at E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\which\which.js:89:16 npm ERR! gyp verb `which` failed at E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\isexe\index.js:42:5 npm ERR! gyp verb `which` failed at E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\isexe\windows.js:36:5 npm ERR! gyp verb `which` failed at FSReqCallback.oncomplete (node:fs:198:21) npm ERR! gyp verb `which` failed ‪D:\Python27\python.exe Error: not found: ‪D:\Python27\python.exe npm ERR! gyp verb `which` failed at getNotFoundError (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\which\which.js:13:12) npm ERR! gyp verb `which` failed at F (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\which\which.js:68:19) npm ERR! gyp verb `which` failed at E (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\which\which.js:80:29) npm ERR! gyp verb `which` failed at E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\which\which.js:89:16 npm ERR! gyp verb `which` failed at E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\isexe\index.js:42:5 npm ERR! gyp verb `which` failed at E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\isexe\windows.js:36:5 npm ERR! gyp verb `which` failed at FSReqCallback.oncomplete (node:fs:198:21) { npm ERR! gyp verb `which` failed code: 'ENOENT' npm ERR! gyp verb `which` failed } npm ERR! gyp verb could not find "‪D:\Python27\python.exe". checking python launcher npm ERR! (node:18076) [DEP0060] DeprecationWarning: The `util._extend` API is deprecated. Please use Object.assign() instead. npm ERR! (Use `node --trace-deprecation ...` to show where the warning was created) npm ERR! gyp verb check python launcher python executable found: "D:\\Python27\\python.exe" npm ERR! gyp verb check python version `D:\Python27\python.exe -c "import sys; print "2.7.18 npm ERR! gyp verb check python version .%s.%s" % sys.version_info[:3];"` returned: %j npm ERR! gyp verb get node dir no --target version specified, falling back to host node version: 22.13.0 npm ERR! gyp verb command install [ '22.13.0' ] npm ERR! gyp verb install input version string "22.13.0" npm ERR! gyp verb install installing version: 22.13.0 npm ERR! gyp verb install --ensure was passed, so won't reinstall if already installed npm ERR! (node:18076) [DEP0040] DeprecationWarning: The `punycode` module is deprecated. Please use a userland alternative instead. npm ERR! gyp verb install version is already installed, need to check "installVersion" npm ERR! gyp verb got "installVersion" 9 npm ERR! gyp verb needs "installVersion" 9 npm ERR! gyp verb install version is good npm ERR! gyp verb get node dir target node version installed: 22.13.0 npm ERR! gyp verb build dir attempting to create "build" dir: E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-sass-china\build npm ERR! gyp verb build dir "build" dir needed to be created? E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-sass-china\build npm ERR! gyp verb Not using VS2017: Could not use PowerShell to find VS2017 npm ERR! gyp verb build/config.gypi creating config file npm ERR! gyp verb build/config.gypi writing out config file: E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-sass-china\build\config.gypi npm ERR! gyp verb config.gypi checking for gypi file: E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-sass-china\config.gypi npm ERR! gyp verb common.gypi checking for gypi file: E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-sass-china\common.gypi npm ERR! gyp verb gyp gyp format was not specified; forcing "msvs" npm ERR! gyp info spawn D:\Python27\python.exe npm ERR! gyp info spawn args [ npm ERR! gyp info spawn args 'E:\\code\\bigDataRisk\\hnnd-risk-management-vue\\node_modules\\node-gyp\\gyp\\gyp_main.py', npm ERR! gyp info spawn args 'binding.gyp', npm ERR! gyp info spawn args '-f', npm ERR! gyp info spawn args 'msvs', npm ERR! gyp info spawn args '-G', npm ERR! gyp info spawn args 'msvs_version=auto', npm ERR! gyp info spawn args '-I', npm ERR! gyp info spawn args 'E:\\code\\bigDataRisk\\hnnd-risk-management-vue\\node_modules\\node-sass-china\\build\\config.gypi', npm ERR! gyp info spawn args '-I', npm ERR! gyp info spawn args 'E:\\code\\bigDataRisk\\hnnd-risk-management-vue\\node_modules\\node-gyp\\addon.gypi', npm ERR! gyp info spawn args '-I', npm ERR! gyp info spawn args 'C:\\Users\\huxio\\.node-gyp\\22.13.0\\include\\node\\common.gypi', npm ERR! gyp info spawn args '-Dlibrary=shared_library', npm ERR! gyp info spawn args '-Dvisibility=default', npm ERR! gyp info spawn args '-Dnode_root_dir=C:\\Users\\huxio\\.node-gyp\\22.13.0', npm ERR! gyp info spawn args '-Dnode_gyp_dir=E:\\code\\bigDataRisk\\hnnd-risk-management-vue\\node_modules\\node-gyp', npm ERR! gyp info spawn args '-Dnode_lib_file=C:\\Users\\huxio\\.node-gyp\\22.13.0\\<(target_arch)\\node.lib', npm ERR! gyp info spawn args '-Dmodule_root_dir=E:\\code\\bigDataRisk\\hnnd-risk-management-vue\\node_modules\\node-sass-china', npm ERR! gyp info spawn args '-Dnode_engine=v8', npm ERR! gyp info spawn args '--depth=.', npm ERR! gyp info spawn args '--no-parallel', npm ERR! gyp info spawn args '--generator-output', npm ERR! gyp info spawn args 'E:\\code\\bigDataRisk\\hnnd-risk-management-vue\\node_modules\\node-sass-china\\build', npm ERR! gyp info spawn args '-Goutput_dir=.' npm ERR! gyp info spawn args ] npm ERR! gyp: Undefined variable standalone_static_library in binding.gyp while trying to load binding.gyp npm ERR! gyp ERR! configure error npm ERR! gyp ERR! stack Error: `gyp` failed with exit code: 1 npm ERR! gyp ERR! stack at ChildProcess.onCpExit (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\lib\configure.js:345:16) npm ERR! gyp ERR! stack at ChildProcess.emit (node:events:524:28) npm ERR! gyp ERR! stack at ChildProcess._handle.onexit (node:internal/child_process:293:12) npm ERR! gyp ERR! System Windows_NT 10.0.26100 npm ERR! gyp ERR! command "D:\\nodejs\\node.exe" "E:\\code\\bigDataRisk\\hnnd-risk-management-vue\\node_modules\\node-gyp\\bin\\node-gyp.js" "rebuild" "--verbose" "--libsass_ext=" "--libsass_cflags=" "--libsass_ldflags=" "--libsass_library=" npm ERR! gyp ERR! cwd E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-sass-china npm ERR! gyp ERR! node -v v22.13.0 npm ERR! gyp ERR! node-gyp -v v3.8.0 npm ERR! gyp ERR! not ok npm ERR! Build failed with error code: 1 npm ERR! A complete log of this run can be found in: npm ERR! C:\Users\huxio\AppData\Local\npm-cache\_logs\2025-10-11T03_24_45_511Z-debug-0.log
最新发布
10-12
npm error code 1 npm error path E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-sass npm error command failed npm error command C:\Windows\system32\cmd.exe /d /s /c node scripts/build.js npm error Building: D:\nodejs\node.exe E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\bin\node-gyp.js rebuild --verbose --libsass_ext= --libsass_cflags= --libsass_ldflags= --libsass_library= npm error gyp info it worked if it ends with ok npm error gyp verb cli [ npm error gyp verb cli 'D:\\nodejs\\node.exe', npm error gyp verb cli 'E:\\code\\bigDataRisk\\hnnd-risk-management-vue\\node_modules\\node-gyp\\bin\\node-gyp.js', npm error gyp verb cli 'rebuild', npm error gyp verb cli '--verbose', npm error gyp verb cli '--libsass_ext=', npm error gyp verb cli '--libsass_cflags=', npm error gyp verb cli '--libsass_ldflags=', npm error gyp verb cli '--libsass_library=' npm error gyp verb cli ] npm error gyp info using node-gyp@3.8.0 npm error gyp info using node@22.13.0 | win32 | x64 npm error gyp verb command rebuild [] npm error gyp verb command clean [] npm error gyp verb clean removing "build" directory npm error gyp verb command configure [] npm error gyp verb check python checking for Python executable "python2" in the PATH npm error gyp verb `which` failed Error: not found: python2 npm error gyp verb `which` failed at getNotFoundError (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\which\which.js:13:12) npm error gyp verb `which` failed at F (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\which\which.js:68:19) npm error gyp verb `which` failed at E (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\which\which.js:80:29) npm error gyp verb `which` failed at E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\which\which.js:89:16 npm error gyp verb `which` failed at E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\isexe\index.js:42:5 npm error gyp verb `which` failed at E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\isexe\windows.js:36:5 npm error gyp verb `which` failed at FSReqCallback.oncomplete (node:fs:198:21) npm error gyp verb `which` failed python2 Error: not found: python2 npm error gyp verb `which` failed at getNotFoundError (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\which\which.js:13:12) npm error gyp verb `which` failed at F (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\which\which.js:68:19) npm error gyp verb `which` failed at E (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\which\which.js:80:29) npm error gyp verb `which` failed at E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\which\which.js:89:16 npm error gyp verb `which` failed at E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\isexe\index.js:42:5 npm error gyp verb `which` failed at E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\isexe\windows.js:36:5 npm error gyp verb `which` failed at FSReqCallback.oncomplete (node:fs:198:21) { npm error gyp verb `which` failed code: 'ENOENT' npm error gyp verb `which` failed } npm error gyp verb check python checking for Python executable "python" in the PATH npm error gyp verb `which` failed Error: not found: python npm error gyp verb `which` failed at getNotFoundError (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\which\which.js:13:12) npm error gyp verb `which` failed at F (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\which\which.js:68:19) npm error gyp verb `which` failed at E (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\which\which.js:80:29) npm error gyp verb `which` failed at E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\which\which.js:89:16 npm error gyp verb `which` failed at E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\isexe\index.js:42:5 npm error gyp verb `which` failed at E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\isexe\windows.js:36:5 npm error gyp verb `which` failed at FSReqCallback.oncomplete (node:fs:198:21) npm error gyp verb `which` failed python Error: not found: python npm error gyp verb `which` failed at getNotFoundError (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\which\which.js:13:12) npm error gyp verb `which` failed at F (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\which\which.js:68:19) npm error gyp verb `which` failed at E (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\which\which.js:80:29) npm error gyp verb `which` failed at E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\which\which.js:89:16 npm error gyp verb `which` failed at E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\isexe\index.js:42:5 npm error gyp verb `which` failed at E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\node_modules\isexe\windows.js:36:5 npm error gyp verb `which` failed at FSReqCallback.oncomplete (node:fs:198:21) { npm error gyp verb `which` failed code: 'ENOENT' npm error gyp verb `which` failed } npm error gyp verb could not find "python". checking python launcher npm error (node:3916) [DEP0060] DeprecationWarning: The `util._extend` API is deprecated. Please use Object.assign() instead. npm error (Use `node --trace-deprecation ...` to show where the warning was created) npm error gyp verb check python launcher python executable found: "D:\\Python27\\python.exe" npm error gyp verb check python version `D:\Python27\python.exe -c "import sys; print "2.7.18 npm error gyp verb check python version .%s.%s" % sys.version_info[:3];"` returned: %j npm error gyp verb get node dir no --target version specified, falling back to host node version: 22.13.0 npm error gyp verb command install [ '22.13.0' ] npm error gyp verb install input version string "22.13.0" npm error gyp verb install installing version: 22.13.0 npm error gyp verb install --ensure was passed, so won't reinstall if already installed npm error (node:3916) [DEP0040] DeprecationWarning: The `punycode` module is deprecated. Please use a userland alternative instead. npm error gyp verb install version is already installed, need to check "installVersion" npm error gyp verb got "installVersion" 9 npm error gyp verb needs "installVersion" 9 npm error gyp verb install version is good npm error gyp verb get node dir target node version installed: 22.13.0 npm error gyp verb build dir attempting to create "build" dir: E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-sass\build npm error gyp verb build dir "build" dir needed to be created? E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-sass\build npm error gyp verb Not using VS2017: Could not use PowerShell to find VS2017 npm error gyp verb build/config.gypi creating config file npm error gyp verb build/config.gypi writing out config file: E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-sass\build\config.gypi npm error gyp verb config.gypi checking for gypi file: E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-sass\config.gypi npm error gyp verb common.gypi checking for gypi file: E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-sass\common.gypi npm error gyp verb gyp gyp format was not specified; forcing "msvs" npm error gyp info spawn D:\Python27\python.exe npm error gyp info spawn args [ npm error gyp info spawn args 'E:\\code\\bigDataRisk\\hnnd-risk-management-vue\\node_modules\\node-gyp\\gyp\\gyp_main.py', npm error gyp info spawn args 'binding.gyp', npm error gyp info spawn args '-f', npm error gyp info spawn args 'msvs', npm error gyp info spawn args '-G', npm error gyp info spawn args 'msvs_version=auto', npm error gyp info spawn args '-I', npm error gyp info spawn args 'E:\\code\\bigDataRisk\\hnnd-risk-management-vue\\node_modules\\node-sass\\build\\config.gypi', npm error gyp info spawn args '-I', npm error gyp info spawn args 'E:\\code\\bigDataRisk\\hnnd-risk-management-vue\\node_modules\\node-gyp\\addon.gypi', npm error gyp info spawn args '-I', npm error gyp info spawn args 'C:\\Users\\huxio\\.node-gyp\\22.13.0\\include\\node\\common.gypi', npm error gyp info spawn args '-Dlibrary=shared_library', npm error gyp info spawn args '-Dvisibility=default', npm error gyp info spawn args '-Dnode_root_dir=C:\\Users\\huxio\\.node-gyp\\22.13.0', npm error gyp info spawn args '-Dnode_gyp_dir=E:\\code\\bigDataRisk\\hnnd-risk-management-vue\\node_modules\\node-gyp', npm error gyp info spawn args '-Dnode_lib_file=C:\\Users\\huxio\\.node-gyp\\22.13.0\\<(target_arch)\\node.lib', npm error gyp info spawn args '-Dmodule_root_dir=E:\\code\\bigDataRisk\\hnnd-risk-management-vue\\node_modules\\node-sass', npm error gyp info spawn args '-Dnode_engine=v8', npm error gyp info spawn args '--depth=.', npm error gyp info spawn args '--no-parallel', npm error gyp info spawn args '--generator-output', npm error gyp info spawn args 'E:\\code\\bigDataRisk\\hnnd-risk-management-vue\\node_modules\\node-sass\\build', npm error gyp info spawn args '-Goutput_dir=.' npm error gyp info spawn args ] npm error gyp: Undefined variable standalone_static_library in binding.gyp while trying to load binding.gyp npm error gyp ERR! configure error npm error gyp ERR! stack Error: `gyp` failed with exit code: 1 npm error gyp ERR! stack at ChildProcess.onCpExit (E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-gyp\lib\configure.js:345:16) npm error gyp ERR! stack at ChildProcess.emit (node:events:524:28) npm error gyp ERR! stack at ChildProcess._handle.onexit (node:internal/child_process:293:12) npm error gyp ERR! System Windows_NT 10.0.26100 npm error gyp ERR! command "D:\\nodejs\\node.exe" "E:\\code\\bigDataRisk\\hnnd-risk-management-vue\\node_modules\\node-gyp\\bin\\node-gyp.js" "rebuild" "--verbose" "--libsass_ext=" "--libsass_cflags=" "--libsass_ldflags=" "--libsass_library=" npm error gyp ERR! cwd E:\code\bigDataRisk\hnnd-risk-management-vue\node_modules\node-sass npm error gyp ERR! node -v v22.13.0 npm error gyp ERR! node-gyp -v v3.8.0 npm error gyp ERR! not ok npm error Build failed with error code: 1 npm error A complete log of this run can be found in: C:\Users\huxio\AppData\Local\npm-cache\_logs\2025-10-11T03_09_50_737Z-debug-0.log
10-12
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