fabrinal fabrinal

Kontrol Logika Pada Ruby

  # Output "Angka: 10"
  
  angka = 10
  
 if angka &gt; 5

Petunjuk untuk cara mudah ngoding offline

Copy paste kode di bawah
Save menggunakan text editor (notepad,notepad++,sublime dll) dengan "namanya_terserah.html"
Buka file namanya_terserah.html menggunakan browser.
Lalu klik kanan di browser -> pilih inspect/Inspect Element -> pilih Console.
Perhatikan hasil outputnya.

	<!DOCTYPE html>
	<html>
	<head>
	<style type="text/css">
	html, body { height: 100%; margin: 0; padding: 0; }
	#map { height: 100%; }
	</style>

	</head>
	<body>

	<!DOCTYPE html>
	<html>
	<head>
	<meta name="viewport" content="initial-scale=1.0, user-scalable=no">
	<meta charset="utf-8">
	<title>Simple markers</title>
	<style>
	html, body {
	height: 100%;
	margin: 0;

	var marker = new google.maps.Marker({
	position: myLatLng,
	map: map,
	title: 'Hello World!'
	});

	<div id="map"></div>
	<script>
	function initMap() {
	var myLatLng = {lat: 1.12321, lng: 160.123232};
	var map = new google.maps.Map(document.getElementById('map'), {
	zoom: 8,
	center: myLatLng
	});
	}
	</script>

	<!DOCTYPE html>
	<html>
	<head>
	<meta name="viewport" content="initial-scale=1.0, user-scalable=no">
	<meta charset="utf-8">
	<title>Simple markers</title>
	<style>
	html, body {
	height: 100%;
	margin: 0;

	$(document).ready ->
	$('.delete_photo').each ->
	$(this).click ->
	if confirm("Are you sure to delete photo?")
	photo_id = $(this).attr('data-value')
	$(this).on "ajax:success",() ->
	alert("Photo deleted successfully")
	$("a[data-value="+photo_id+"]").remove()
	$("#photo"+photo_id).remove()

	<div class="field">
	<%= f.label 'Photos' %><br>
	<% 10.times do \|i\| %>
	Photo <%= i + 1 %>
	<%= file_field_tag "photos[#{i}]", accept: 'image/png,image/jpeg' %>
	<%= @photo_gallery.photos[i].nil? ? '' : label_tag(@photo_gallery.photos[i].image_file_name,nil,id: "photo#{@photo_gallery.photos[i].id}") %>
	<!-- add link to delete single photo object below -->
	<%= @photo_gallery.photos[i].nil? ? '' : link_to('Hapus Foto',@photo_gallery.photos[i],remote: true, method: :delete,:class => "delete_photo", data: {value: @photo_gallery.photos[i].id}) %><br><br>
	<% end %>
	</div>

	<%= form_for(@photo_gallery,:html => {multipart: true}) do \|f\| %>
	<% if @photo_gallery.errors.any? %>
	<div id="error_explanation">
	<h2><%= pluralize(@photo_gallery.errors.count, "error") %> prohibited this photo_gallery from being saved:</h2>

	<ul>
	<% @photo_gallery.errors.full_messages.each do \|message\| %>
	<li><%= message %></li>
	<% end %>
	</ul>