render_template flask arguments code example

Example 1: flask pass multiple variables to template

def index() :
    return render_template('index.html', obj = "object", data = "a223jsd" )

Example 2: flask site route

from flask import render_template

@app.route('/hello/')
@app.route('/hello/<name>')
def hello(name=None):
    return render_template('hello.html', name=name)
  
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<!doctype html>
<title>Hello from Flask</title>
{% if name %}
  <h1>Hello {{ name }}!</h1>
{% else %}
  <h1>Hello, World!</h1>
{% endif %}