php：php以脚本的方式运行

php：php以脚本的方式运行

一、php源码

 1 [ php]# 
 2 [ 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 [ php]# 
 5 [ php]# pwd
 6 /root/user/lidawei/program/php
 7 [ php]# 
 8 [ php]# ls
 9 test.php
10 [ php]# 
11 [ 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 [ php]# 
14 [ 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 [ php]# 
26 [ php]# ./test.php 
27 
28 
29 PHP: hello, world!
30 [ php]# 
31 [ php]# 
32 [ php]# 
33 [ php]#