I. If statement
650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/11/8a70ba0e53f279453f8d8b3561cedf7f.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-01-52.png "alt=" 8a70ba0e53f279453f8d8b3561cedf7f.png "/>
650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/11/9c72838ef84240462e19cf693ff0938a.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-09-41.png "alt=" 9c72838ef84240462e19cf693ff0938a.png "/>
650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/11/cdd39d64e81f3eb2c6b105355150d0fe.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-10-22.png "alt=" Cdd39d64e81f3eb2c6b105355150d0fe.png "/>
650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/11/d455b72f7c762b317df1d2551b97ba93.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-11-24.png "alt=" D455b72f7c762b317df1d2551b97ba93.png "/>
650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/11/596d8776a1b91c1d00918fdf88ee91f8.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-11-41.png "alt=" 596d8776a1b91c1d00918fdf88ee91f8.png "/>
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/be67eeb4e489535e3ff8a678852f79d4.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-12-05.png "alt=" Be67eeb4e489535e3ff8a678852f79d4.png "/>
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/3ad4184feca8c4612f16a365999eca4d.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-12-19.png "alt=" 3ad4184feca8c4612f16a365999eca4d.png "/>
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/3d511399bf16d5329a0ab2870cf5b22b.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-12-47.png "alt=" 3d511399bf16d5329a0ab2870cf5b22b.png "/>
650) this.width=650; "src=" Https://s3.51cto.com/oss/201711/11/e79325e673f509f9e75d820ad240ed9d.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-13-02.png "alt=" E79325e673f509f9e75d820ad240ed9d.png "/>
650) this.width=650; "src=" Https://s3.51cto.com/oss/201711/11/198ef547aeaf1b44b128431eb210e2ea.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-13-14.png "alt=" 198ef547aeaf1b44b128431eb210e2ea.png "/>
650) this.width=650; "src=" Https://s3.51cto.com/oss/201711/11/ccfe2512382ad6733b85c4aa82da3915.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-13-31.png "alt=" Ccfe2512382ad6733b85c4aa82da3915.png "/>
Two. Case statements
If statement
650) this.width=650; "src=" Https://s2.51cto.com/oss/201711/11/15e344ccd89d4e125620c9a696b3f42f.png "title=" Screenshot from 2017-11-11 20-29-27.png "alt=" 15e344ccd89d4e125620c9a696b3f42f.png "/>
Case statement Comparison
650) this.width=650; "src=" Https://s3.51cto.com/oss/201711/11/f639a45901f4cb3da20010f1afb5d2b0.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-24-35.png "alt=" F639a45901f4cb3da20010f1afb5d2b0.png "/>
Three. While statement
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/a42bcfb8237569d56656cfc3ead50173.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-27-05.png "alt=" A42bcfb8237569d56656cfc3ead50173.png "/>
650) this.width=650; "src=" Https://s5.51cto.com/oss/201711/11/0b2550e11003f04aaa777a96cf491d8c.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-31-21.png "alt=" 0b2550e11003f04aaa777a96cf491d8c.png "/>
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/2bb6d30281107a1dac06faef9e59e839.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-31-36.png "alt=" 2bb6d30281107a1dac06faef9e59e839.png "/>
650) this.width=650; "src=" Https://s3.51cto.com/oss/201711/11/dfc61a48863bd29ca567a6ed314e1bb7.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-31-50.png "alt=" Dfc61a48863bd29ca567a6ed314e1bb7.png "/>
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/4e607fb9df7e76af33bf2510ce358180.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-32-05.png "alt=" 4e607fb9df7e76af33bf2510ce358180.png "/>
650) this.width=650; "src=" Https://s3.51cto.com/oss/201711/11/1fd01f75073690d4ee335d65a641f387.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-32-23.png "alt=" 1fd01f75073690d4ee335d65a641f387.png "/>
Four. For loop
650) this.width=650; "src=" Https://s3.51cto.com/oss/201711/11/d543b4fb181d976aa659d34f260782a1.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-34-16.png "alt=" D543b4fb181d976aa659d34f260782a1.png "/>
650) this.width=650; "src=" Https://s3.51cto.com/oss/201711/11/f65a1295f5ed1d6bfe8a947ca49c109d.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-34-45.png "alt=" F65a1295f5ed1d6bfe8a947ca49c109d.png "/>
650) this.width=650; "src=" Https://s3.51cto.com/oss/201711/11/01aef49461c99ffb509e2ca9d854626c.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-35-01.png "alt=" 01aef49461c99ffb509e2ca9d854626c.png "/>
650) this.width=650; "src=" Https://s3.51cto.com/oss/201711/11/693e55e0ac14b9f1e700962ca7352a35.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-35-12.png "alt=" 693e55e0ac14b9f1e700962ca7352a35.png "/>
650) this.width=650; "src=" Https://s3.51cto.com/oss/201711/11/d82ac88d7411caca5f3df8e9df637297.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-35-30.png "alt=" D82ac88d7411caca5f3df8e9df637297.png "/>
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/b4ea0a5fbf9c1ce21400d35d203980c3.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-35-45.png "alt=" B4ea0a5fbf9c1ce21400d35d203980c3.png "/>
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/5c2b3929cd91c27ff2cffe66c40dfba4.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-35-57.png "alt=" 5c2b3929cd91c27ff2cffe66c40dfba4.png "/>
Five. Fun function
650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/11/0e9da392b75e7e8389ac22bb56d342f9.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-34-16.png "alt=" 0e9da392b75e7e8389ac22bb56d342f9.png "/>
650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/11/78874a0bd72d0213cdebef57c3f8d23b.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-34-45.png "alt=" 78874a0bd72d0213cdebef57c3f8d23b.png "/>
650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/11/c17e18c739a9468a123f6229017accee.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-35-01.png "alt=" C17e18c739a9468a123f6229017accee.png "/>
650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/11/dace6bd6645b931c3b3ca8c69518c6c5.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-35-12.png "alt=" Dace6bd6645b931c3b3ca8c69518c6c5.png "/>
650) this.width=650; "src=" Https://s2.51cto.com/oss/201711/11/cd7eefaa0a2addc800115e9719b527c5.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-35-30.png "alt=" Cd7eefaa0a2addc800115e9719b527c5.png "/>
650) this.width=650; "src=" Https://s2.51cto.com/oss/201711/11/f98099680a338348222393e1a4142c71.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-35-45.png "alt=" F98099680a338348222393e1a4142c71.png "/>
650) this.width=650; "src=" Https://s2.51cto.com/oss/201711/11/4a2ac5595952cc773e9a7f736e39e573.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-35-57.png "alt=" 4a2ac5595952cc773e9a7f736e39e573.png "/>
Five. Fun function
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/625833529ccc5d1aaf1f638f7a5c6680.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-38-01.png "alt=" 625833529ccc5d1aaf1f638f7a5c6680.png "/>
650) this.width=650; "src=" Https://s2.51cto.com/oss/201711/11/a97f34a37a796971e777036dce4c6996.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-38-41.png "alt=" A97f34a37a796971e777036dce4c6996.png "/>
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/bb2952f1ed5517660c2a44c85f3776d8.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-38-59.png "alt=" Bb2952f1ed5517660c2a44c85f3776d8.png "/>
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/528caa60d6d410da4b84e6b1e824fef3.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-40-32.png "alt=" 528caa60d6d410da4b84e6b1e824fef3.png "/>
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/9a08be604a1b7c07982ee5d2430f1a91.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-40-54.png "alt=" 9a08be604a1b7c07982ee5d2430f1a91.png "/>
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/2c3041d967e2061d5a621f3a20067416.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-41-19.png "alt=" 2c3041d967e2061d5a621f3a20067416.png "/>
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/e7d024190c5212654b34d223af7cfb2d.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-41-42.png "alt=" E7d024190c5212654b34d223af7cfb2d.png "/>
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/c5501a413dc66d0e66c5db8c85ad3f53.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-41-52.png "alt=" C5501a413dc66d0e66c5db8c85ad3f53.png "/>
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/eecf0f05da332788cdbde305d2f90504.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-41-59.png "alt=" Eecf0f05da332788cdbde305d2f90504.png "/>
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/10eb51dc1dc6e200b0470e05c730d79c.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-42-11.png "alt=" 10eb51dc1dc6e200b0470e05c730d79c.png "/>
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/b64e5b738e5b7a6929cae7a3519ad812.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-42-28.png "alt=" B64e5b738e5b7a6929cae7a3519ad812.png "/>
650) this.width=650; "src=" Https://s1.51cto.com/oss/201711/11/5679407f4e7aa86a13fb68f745930bc6.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-42-45.png "alt=" 5679407f4e7aa86a13fb68f745930bc6.png "/>
Six. Check to detect mysqld service scripts in several ways
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650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/11/d317e9514e191e84730205d28d7bdc95.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-47-11.png "alt=" D317e9514e191e84730205d28d7bdc95.png "/>
650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/11/c4529e16d87a5b297e94700577c47b4d.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-47-29.png "alt=" C4529e16d87a5b297e94700577c47b4d.png "/>
650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/11/63adc2de18cf8a90895d81e7c485ce52.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-47-40.png "alt=" 63adc2de18cf8a90895d81e7c485ce52.png "/>
650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/11/6a047aa62c007fd3b1311551e438d8e0.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-47-51.png "alt=" 6a047aa62c007fd3b1311551e438d8e0.png "/>
650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/11/e6b53b001469cd66982eb0ab42fc3add.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-48-08.png "alt=" E6b53b001469cd66982eb0ab42fc3add.png "/>
Seven. Service startup script
1.HTTPD Service startup script
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650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/11/44b3a6fb26c081fb83d3cdffc33fcc02.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-50-49.png "alt=" 44b3a6fb26c081fb83d3cdffc33fcc02.png "/>
650) this.width=650; "src=" Https://s5.51cto.com/oss/201711/11/cff102c4bd533e2c07459c98ba1e7347.png "title=" Screenshot from 2017-11-11 20-56-14.png "alt=" Cff102c4bd533e2c07459c98ba1e7347.png "/>
2.RSYNCD Start-up script
650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/11/9023b4d8812db8f0e14a76a4b7f6f3fa.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-57-49.png "alt=" 9023b4d8812db8f0e14a76a4b7f6f3fa.png "/>
650) this.width=650; "src=" Https://s3.51cto.com/oss/201711/11/fd008e9e77296cd15d210d3e469f43b6.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-57-55.png "alt=" Fd008e9e77296cd15d210d3e469f43b6.png "/>
650) this.width=650; "src=" Https://s3.51cto.com/oss/201711/11/8492f6b2b9eb0181da167f7fdf5f3abf.png "style=" float: none; "Title=" screenshot from 2017-11-11 20-58-20.png "alt=" 8492f6b2b9eb0181da167f7fdf5f3abf.png "/>
3.nginx Start-up script
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650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/11/9f020679e51d7399eb789b38fcbcccb0.png "style=" float: none; "Title=" screenshot from 2017-11-11 21-03-13.png "alt=" 9f020679e51d7399eb789b38fcbcccb0.png "/>
650) this.width=650; "src=" Https://s2.51cto.com/oss/201711/11/bb5f49688c3954592e51fa8149d544dc.png "style=" float: none; "Title=" screenshot from 2017-11-11 21-03-30.png "alt=" Bb5f49688c3954592e51fa8149d544dc.png "/>
There is also a more standard Nginx startup script
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650) this.width=650; "src=" Https://s3.51cto.com/oss/201711/11/47a19373f50b5b043bb8c6ab621c34c3.png "style=" float: none; "Title=" screenshot from 2017-11-11 21-05-24.png "alt=" 47a19373f50b5b043bb8c6ab621c34c3.png "/>
650) this.width=650; "src=" Https://s5.51cto.com/oss/201711/11/be38831deaadd74f2ad66c2852332749.png "style=" float: none; "Title=" screenshot from 2017-11-11 21-05-29.png "alt=" Be38831deaadd74f2ad66c2852332749.png "/>
Linux shell script statements, functions, detection services, startup script exercises