[英]How to get value from php variable in node.js
我正在开发一个项目考勤系统,我想访问在 node.js 文件 custom.js 中的 php 文件 require.php 中声明的变量,我应该如何实现? 到目前为止,我已经创建了与我的 sql server 的连接并硬编码了
`var company_name="Aaqoo 2";`
一切正常,但我不想对其进行硬编码我的js变量.....请帮助我然后我会问更多的问题
这是我的节点 js 代码
var express = require('express');
var mysql = require('mysql');
var app = express();
var connection = mysql.createConnection({
host:'localhost',
user:'root',
password:'',
database:'attendance'
});
connection.connect(function(error) {
if (!!error) {
console.log('Error in connection');
} else {
console.log('Connected');
}
});
var company_name = "Aaqoo 2"; //here i want the value from php variable $sup_company_name;
connection.query("Select * from employee_leaves where employee_leave_company_name=?", [company_name], function(error,rows,fields) {
if (!!error) {
console.log("Error in the query");
} else {
console.log("succesfully done\n");
console.log(rows);
}
});
app.listen(1337);
我做到了,这是我的示例,只是我将它用于与 pgsql 的连接。
代码节点js
var exec = require('child_process').exec;
exec(
'php -r \'include("require.php"); echo $companyname."#@#".$hostname."#@#".$username."#@#".$database."#@#".$password;\'',
function (err, stdout, stderr) {
var [ companyname,hostname,username, database, password ] = stdout.split('#@#');
const connectionData = {
user: username,
host: '',
database: database,
password: password,
port: 5432,
}
const client = new Client(connectionData)
client.connect()
client.query('Select * from employee_leaves where employee_leave_company_name=?',companyname)
.then(response => {
//console.log(response.rows)
client.end()
})
.catch(err => {
client.end()
})
}
);
要求.php
$companyname= 'namecompany';
$hostname = 'localhost';
$database = 'namedatabase';
$username = 'root';
$password = '123';
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