write to json file in js code example
Example 1: read json file nodejs
const fs = require('fs');
const path = require('path');
let rawdata = fs.readFileSync(path.resolve(__dirname, 'student.json'));
let student = JSON.parse(rawdata);
console.log(student);
Example 2: js writing to json file
var fs = require('fs');
var data = {}
data.table = []
for (i=0; i <26 ; i++){
var obj = {
id: i,
square: i * i
}
data.table.push(obj)
}
fs.writeFile ("input.json", JSON.stringify(data), function(err) {
if (err) throw err;
console.log('complete');
}
);
Example 3: js write to json file
fs.writeFile ("file.json", JSON.stringify(data), function(err) {
if (err) throw err;
console.log('complete');
}
);
Example 4: how to write to a json file in javascript
const fs = require('fs');
const data = {
data: "abc",
stuff: 10,
more_data: "1 2 3 4 3 2 1",
};
const jsonString = JSON.stringify(data);
fs.writeFile('./data.json', jsonString, err => {
if (err) {
console.log('Error writing file', err)
} else {
console.log('Successfully wrote file')
}
});
Example 5: write json file nodejs
const fs = require('fs');
const path = require('path');
let student = {
name: 'Mike',
age: 23,
gender: 'Male',
department: 'English',
car: 'Honda'
};
fs.writeFileSync(path.resolve(__dirname, 'student.json'), JSON.stringify(student));