`在'jdk\bin'中找不到javac.exe``
我正在尝试在我的Surface Pro 3上安装JDK，运行64位Windows 10 正如核心JAVA的作者所建议的，我在`在'jdk\bin'中找不到javac.exe``,java,windows,java-8,windows-10,Java,Windows,Java 8,Windows 10,我正在尝试在我的Surface Pro 3上安装JDK，运行64位Windows 10 正如核心JAVA的作者所建议的，我在C:\JAVA\jdk1.8.0\u 72\安装了JAVA，以避免路径名中出现空格。我发誓我安装了一个JDK（从下载），而不是JRE 但是，在设置环境变量path后，我打开命令提示符，输入javac-version，它告诉我“javac”不能被识别为内部或外部命令、可操作程序或批处理文件。。所以我检查了C:\Java\jdk1.8.0\u 72\bin\，没有名为javac
C:\JAVA\jdk1.8.0\u 72\pathjavac-version“javac”不能被识别为内部或外部命令、可操作程序或批处理文件。C:\Java\jdk1.8.0\u 72\bin\javac.exe的可执行文件
怎么可能呢？我现在该怎么办
下面是我在jdk\bin
下运行dir
时的CMD输出：
Microsoft Windows [版本 10.0.10240]
(c) 2015 Microsoft Corporation. All rights reserved.
C:\Users\sqy>cd C:\Java\jdk1.8.0_72\bin
C:\Java\jdk1.8.0_72\bin>dir
驱动器 C 中的卷没有标签。
卷的序列号是 D611-8A7A
C:\Java\jdk1.8.0_72\bin 的目录
2016/02/02 13:28 <DIR> .
2016/02/02 13:28 <DIR> ..
2016/02/02 13:28 1,182,304 awt.dll
2016/02/02 13:28 15,456 bci.dll
2016/02/02 13:28 <DIR> client
2016/02/02 13:28 142,944 dcpr.dll
2016/02/02 13:28 63,584 decora_sse.dll
2016/02/02 13:28 451,168 deploy.dll
2016/02/02 13:28 <DIR> dtplugin
2016/02/02 13:28 25,184 dt_shmem.dll
2016/02/02 13:28 21,600 dt_socket.dll
2016/02/02 13:28 109,152 eula.dll
2016/02/02 13:28 222,816 fontmanager.dll
2016/02/02 13:28 151,136 fxplugins.dll
2016/02/02 13:28 200,800 glass.dll
2016/02/02 13:28 400,992 glib-lite.dll
2016/02/02 13:28 514,656 gstreamer-lite.dll
2016/02/02 13:28 131,680 hprof.dll
2016/02/02 13:28 115,808 instrument.dll
2016/02/02 13:28 16,480 j2pcsc.dll
2016/02/02 13:28 51,296 j2pkcs11.dll
2016/02/02 13:28 19,552 jaas_nt.dll
2016/02/02 13:28 30,816 jabswitch.exe
2016/02/02 13:28 15,968 java-rmi.exe
2016/02/02 13:28 126,560 java.dll
2016/02/02 13:28 191,072 java.exe
2016/02/02 13:28 127,584 JavaAccessBridge.dll
2016/02/02 13:28 153,088 javacpl.cpl
2016/02/02 13:28 68,704 javacpl.exe
2016/02/02 13:28 57,440 javafx_font.dll
2016/02/02 13:28 444,000 javafx_font_t2k.dll
2016/02/02 13:28 126,048 javafx_iio.dll
2016/02/02 13:28 191,584 javaw.exe
2016/02/02 13:28 268,384 javaws.exe
2016/02/02 13:28 23,648 java_crw_demo.dll
2016/02/02 13:28 13,920 jawt.dll
2016/02/02 13:28 14,944 JAWTAccessBridge.dll
2016/02/02 13:28 163,936 jdwp.dll
2016/02/02 13:28 22,624 jfr.dll
2016/02/02 13:28 115,296 jfxmedia.dll
2016/02/02 13:28 33,926,240 jfxwebkit.dll
2016/02/02 13:28 15,968 jjs.exe
2016/02/02 13:28 158,816 jli.dll
2016/02/02 13:28 205,920 jp2iexp.dll
2016/02/02 13:28 77,920 jp2launcher.exe
2016/02/02 13:28 19,040 jp2native.dll
2016/02/02 13:28 173,152 jp2ssv.dll
2016/02/02 13:28 146,016 jpeg.dll
2016/02/02 13:28 16,480 jsdt.dll
2016/02/02 13:28 30,816 jsound.dll
2016/02/02 13:28 27,744 jsoundds.dll
2016/02/02 13:28 178,272 kcms.dll
2016/02/02 13:28 15,968 keytool.exe
2016/02/02 13:28 15,968 kinit.exe
2016/02/02 13:28 15,968 klist.exe
2016/02/02 13:28 15,968 ktab.exe
2016/02/02 13:28 185,952 lcms.dll
2016/02/02 13:28 33,376 management.dll
2016/02/02 13:28 574,560 mlib_image.dll
2016/02/02 13:28 455,328 msvcp120.dll
2016/02/02 13:28 773,968 msvcr100.dll
2016/02/02 13:28 970,912 msvcr120.dll
2016/02/02 13:28 79,968 net.dll
2016/02/02 13:28 51,296 nio.dll
2016/02/02 13:28 17,504 npt.dll
2016/02/02 13:28 16,480 orbd.exe
2016/02/02 13:28 15,968 pack200.exe
2016/02/02 13:28 <DIR> plugin2
2016/02/02 13:28 15,968 policytool.exe
2016/02/02 13:28 52,832 prism_common.dll
2016/02/02 13:28 116,832 prism_d3d.dll
2016/02/02 13:28 86,112 prism_sw.dll
2016/02/02 13:28 14,944 resource.dll
2016/02/02 13:28 15,968 rmid.exe
2016/02/02 13:28 15,968 rmiregistry.exe
2016/02/02 13:28 15,968 servertool.exe
2016/02/02 13:28 177,248 splashscreen.dll
2016/02/02 13:28 462,432 ssv.dll
2016/02/02 13:28 51,808 ssvagent.exe
2016/02/02 13:28 124,000 sunec.dll
2016/02/02 13:28 25,696 sunmscapi.dll
2016/02/02 13:28 193,120 t2k.dll
2016/02/02 13:28 16,480 tnameserv.exe
2016/02/02 13:28 65,632 unpack.dll
2016/02/02 13:28 159,328 unpack200.exe
2016/02/02 13:28 39,520 verify.dll
2016/02/02 13:28 21,600 w2k_lsa_auth.dll
2016/02/02 13:28 95,840 WindowsAccessBridge.dll
2016/02/02 13:28 164,448 wsdetect.dll
2016/02/02 13:28 69,728 zip.dll
85 个文件 46,209,264 字节
5 个目录 150,936,281,088 可用字节
C:\Java\jdk1.8.0_72\bin>
Microsoft Windows[版本 10.0.10240]
（c） 2015年微软公司。版权所有。
C:\Users\sqy>cd C:\Java\jdk1.8.0\u 72\bin
C:\Java\jdk1.8.0\u 72\bin>dir
驱动器 C中的卷没有标签。
卷的序列号是 D611-8A7A
C:\Java\jdk1.8.0\u 72\bin的目录
2016/02/02 13:28 .
2016/02/02 13:28 ..
2016/02/02 13:28 1182304 awt.dll
2016/02/02 13:28 15456 bci.dll
2016/02/02 13:28客户
2016/02/02 13:28 142944 dcpr.dll
2016/02/02 13:28 63584 decora_sse.dll
2016/02/02 13:28 451168 deploy.dll
2016/02/02 13:28
2016/02/02 13:28 25184 dt_shmem.dll
2016/02/02 13:28 21600 dt_socket.dll
2016/02/02 13:28 109152 eula.dll
2016/02/02 13:28 222816 fontmanager.dll
2016/02/02 13:28 151136 fxplugins.dll
2016/02/02 13:28 200800 glass.dll
2016/02/02 13:28 400992 glib-lite.dll
2016/02/02 13:28 514656 gstreamer-lite.dll
2016/02/02 13:28 131680 hprof.dll
2016/02/02 13:28 115808 instrument.dll
2016/02/02 13:28 16480 j2pcsc.dll
2016/02/02 13:28 51296 j2pkcs11.dll
2016/02/02 13:28 19552 jaas_nt.dll
2016/02/02 13:28 30816 jabswitch.exe
2016/02/02 13:28 15968 java-rmi.exe
2016/02/02 13:28 126560 java.dll
2016/02/02 13:28 191072 java.exe
2016/02/02 13:28 127584 JavaAccessBridge.dll
2016/02/02 13:28 153088 javacpl.cpl
2016/02/02 13:28 68704 javacpl.exe
2016/02/02 13:28 57440 javafx_font.dll
2016/02/02 13:28 444000 javafx_font_t2k.dll
2016/02/02 13:28 126048 javafx_iio.dll
2016/02/02 13:28 191584 javaw.exe
2016/02/02 13:28 268384 javaws.exe
2016/02/02 13:28 23648 java_crw_demo.dll
2016/02/02 13:28 13920 jawt.dll
2016/02/02 13:28 14944 JAWTAccessBridge.dll
2016/02/02 13:28 163936 jdwp.dll
2016/02/02 13:28 22624 jfr.dll
2016/02/02 13:28 115296 jfxmedia.dll
2016/02/02 13:28 33926240 jfxwebkit.dll
2016/02/02 13:28 15968 jjs.exe
2016/02/02 13:28 158816 jli.dll
2016/02/02 13:28 205920 jp2iexp.dll
2016/02/02 13:28 77920 jp2launcher.exe
2016/02/02 13:28 19040 jp2native.dll
2016/02/02 13:28 173152 jp2ssv.dll
2016/02/02 13:28 146016 jpeg.dll
2016/02/02 13:28 16480 jsdt.dll
2016/02/02 13:28 30816 jsound.dll
2016/02/02 13:28 27744 jsounds.dll
2016/02/02 13:28 178272 kcms.dll
2016/02/02 13:28 15968 keytool.exe
2016/02/02 13:28 15968 kinit.exe
2016/02/02 13:28 15968 klist.exe
2016/02/02 13:28 15968 ktab.exe
2016/02/02 13:28 185952 lcms.dll
2016/02/02 13:28 33376 management.dll
2016/02/02 13:28 574560 mlib_image.dll
2016/02/02 13:28 455328 msvcp120.dll
2016/02/02 13:28 773968 msvcr100.dll
2016/02/02 13:28 970912 msvcr120.dll
2016/02/02 13:28 79968 net.dll
2016/02/02 13:28 51296 nio.dll
2016/02/02 13:28 17504 npt.dll
2016/02/02 13:28 16480 orbd.exe
2016/02/02 13:28 15968 pack200.exe
2016/02/02 13:28插件2
2016/02/02 13:28 15968 policytool.exe
2016/02/02 13:28 52832 prism_common.dll
2016/02/02 13:28 116832 prism_d3d.dll
2016/02/02 13:28 86112 prism_sw.dll
2016/02/02 13:28 14944 resource.dll
2016/02/02 13:28 15968 rmid.exe
2016/02/02 13:28 15968 rmiregistry.exe
2016/02/02 13:28 15968 servertool.exe
2016/02/02 13:28 177248 splashscreen.dll
2016/02/02 13:28 462432 ssv.dll
2016/02/02 13:28 51808 ssvagent.exe
2016/02/02 13:28 124000 sunec.dll
2016/02/02 13:28 25696 sunmsapi.dll
2016/02/02 13:28 193120 t2k.dll
2016/02/02 13:28 16480 tnameserv.exe
2016/02/02 13:28 65632 unpack.dll
2016/02/02 13:28 159328 unpack200.exe
2016/02/02 13:28 39520 verify.dll
2016/02/02 13:28 21600 w2k_lsa_auth.dll
2016/02/02 13:28 95840 WindowsAccessBridge.dll
2016/02/02 13:28 164448 wsdetect.dll
2016/02/02 13:28 69728 zip.dll
85个文件 46,209,264 字节
5.个目录 150,936,281,088 可用字节
C:\Java\jdk1.8.0\u 72\bin>
是的，我是中国人，所以输出中有一些汉字。我已将默认语言更改为英语，它们仍然保持不变。但是，我想您仍然能够获得所需的信息。它位于您的C:\Java\jdk1.8.0\u 72下的bin目录中。
现在您需要更新环境变量并将C:\Java\jdk1.8.0\u 72\bin
附加到路径va