php：php以脚本的方式运行
一、php源码
1 [root@rockylinux php]#
2 [root@rockylinux php]# uname -a
3 Linux rockylinux 4.18.0-372.19.1.el8_6.x86_64 #1 SMP Tue Aug 2 16:19:42 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux
4 [root@rockylinux php]#
5 [root@rockylinux php]# pwd
6 /root/user/lidawei/program/php
7 [root@rockylinux php]#
8 [root@rockylinux php]# ls
9 test.php
10 [root@rockylinux php]#
11 [root@rockylinux php]# whereis php
12 php: /usr/bin/php /usr/lib64/php /etc/php.d /etc/php.ini /usr/share/php /usr/share/man/man1/php.1.gz
13 [root@rockylinux php]#
14 [root@rockylinux php]# cat test.php
15 #!/usr/bin/php
16
17
18 <?php
19
20 $var1="PHP: hello, world!";
21
22 echo $var1 .PHP_EOL;
23
24 ?>
25 [root@rockylinux php]#
26 [root@rockylinux php]# ./test.php
27
28
29 PHP: hello, world!
30 [root@rockylinux php]#
31 [root@rockylinux php]#
32 [root@rockylinux php]#
33 [root@rockylinux php]#