Validate Email

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Tue Feb 15 2022 04:42:32 GMT+0000 (Coordinated Universal Time)

Saved by @patdevwork #imageupload #form #html #php

else if (!filter_var($_POST['email'], FILTER_VALIDATE_EMAIL)){
            $_SESSION['errors'][] = "Invalid email format!";   
        }

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PHP

@patdevwork

PHP session Loop through a string in Php Ctype digit.. Check for numeric Character Php Code for form Upload Validate Email PHP Regex to remove everything after a character - Stack Overflow Basic Codeigniter codes Difference between two dates. Query Builder for database CI Validate in Codeigniter Mysql date to php date (Level 3) Client + Model | PHP Track, Hacker Hero (Level 3) model All about loop open and store csv file to a variable Checking if a value is set Check if a form is submitted Database connection

How to get closest date compared to an array of dates in PHP

<?php
    $dates = array
    (
        '0' => "2013-02-18 05:14:54",
        '1' => "2013-02-12 01:44:03",
        '2' => "2013-02-05 16:25:07",
        '3' => "2013-01-29 02:00:15",
        '4' => "2013-01-27 18:33:45"
    );

    function closest($dates, $findate)
    {
        $newDates = array();

        foreach($dates as $date)
        {
            $newDates[] = strtotime($date);
        }

        echo "<pre>";
        print_r($newDates);
        echo "</pre>";

        sort($newDates);
        foreach ($newDates as $a)
        {
            if ($a >= strtotime($findate))
                return $a;
        }
        return end($newDates);
    }

    $values = closest($dates, date('2013-02-04 14:11:16'));
    echo date('Y-m-d h:i:s', $values);
?>

#html #javascript #nodejs

How to Save HTML Form Data in JSON - Express

<form action="/new" method="post">
 
  <input name="title" type="text">
  <input name="description" type="text">
  <button type="submit">Submit Form</button>
 
</form>

> More steps

#html #javascript #jsfunctions #dom #dommanipulation

getAttribute() - how to get the value of any attribute of HTML element

<html>

<input id="contact" name="address">

<script>

    var x = document.getElementById("contact").getAttribute('name');

</script>

</html>

#html #jquery #css #navbar

Underline active navbar link

// in css:
/* Display line under clicked navbar link */
.active {
  text-decoration-line: underline !important;
  text-decoration-thickness: 2px !important;
  color: rgb(20, 19, 19);
}

//in html: 
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>

    <script>
      $(document).ready(function () {
        // Underline to remain in navbar after click using URL
        jQuery(function ($) {
          var path = window.location.href; // because the 'href' property of the DOM element is the absolute path
          $('.nav-link').each(function () {
            if (this.href === path) {
              $(this).addClass('active');
            }
          });
        });
      });
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//Note class in link should be nav-link

Elementor Form Block Eric Jones Email Spam

//// Validate if Email field is spam
add_action( 'elementor_pro/forms/validation/email', function( $field, $record, $ajax_handler ) {
    // Looking if email found in spam array, you can add to the array
  $spamemails = array("ericjonesonline@outlook.com", "eric@talkwithwebvisitor.com");
    if ( in_array( $field['value'] , $spamemails) ) {
        $ajax_handler->add_error( $field['id'], 'אנחנו לא אוהבים ספאם, נסו מייל אחר' );
    }
}, 10, 3 );

C:/Users/intel/Desktop/dig%20fest/Mohd%20Midhlaj%20A%20A%206E%20Website%20Building/index.html

Bootstrap Starter Template

<!doctype html>
<html lang="en">
  <head>
    <!-- Required meta tags -->
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">

    <!-- Bootstrap CSS -->
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">

    <title>Hello, world!</title>
  </head>
  <body>
    <h1>Hello, world!</h1>

    <!-- Optional JavaScript -->
    <!-- jQuery first, then Popper.js, then Bootstrap JS -->
    <script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin="anonymous"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" crossorigin="anonymous"></script>
    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" crossorigin="anonymous"></script>
  </body>
</html>

Background Image That Doesn't Scroll on Webpage

body{
    background-image: url("img_tree.gif");
    background-repeat: no-repeat;
    background-attachment: fixed;
}

How to Create a Table in HTML

<table>
  <tr>
    <th>Name</th>
    <th>Phone</th>
    <th>Age</th>
  </tr>
  <tr>
    <td>Khan</td>
    <td>12345</td>
    <td>23</td>
  </tr>
  <tr>
    <td>Jamal</td>
    <td>54321</td>
    <td>45</td>
  </tr>
</table>

#html #javascript

Stop YouTube Embedded Video from Playing with Javascript

<main>
	<iframe src="https://www.youtube.com/embed/KQetemT1sWc"></iframe>   
    <a href="#!" onclick="stopThis()">Stop Playing</a>
</main>

<script>
  function stopThis(){
      var iframe = container.getElementsByTagName("iframe")[0];
      var url = iframe.getAttribute('src');
      iframe.setAttribute('src', '');
      iframe.setAttribute('src', url);
  }
</script>

HTML : Responsive Navbar

<!DOCTYPE html>
<!-- Created By TopArchives - www.toparchives.us -->
<html lang="en" dir="ltr">
  <head>
    <meta charset="utf-8">
    <title>Responsive Navbar | TopArchives</title>
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="stylesheet" href="style.css">
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.3/css/all.min.css"/>
  </head>
  <body>
    <nav>
      <input type="checkbox" id="check">
      <label for="check" class="checkbtn">
        <i class="fas fa-bars"></i>
      </label>
      <label class="logo">TopArchives</label>
      <ul>
        <li><a class="active" href="#">Home</a></li>
        <li><a href="#">About</a></li>
        <li><a href="#">Services</a></li>
        <li><a href="#">Contact</a></li>
        <li><a href="#">Feedback</a></li>
      </ul>
    </nav>
    <section></section>
  </body>
</html>
<!-- DON'T REMOVE CREDITS -->

Bootstrap Fixed Floating Buttons

<div class="fixed-action-btn" style="bottom: 45px; right: 24px;">
  <a class="btn-floating btn-lg red">
    <i class="fas fa-pencil-alt"></i>
  </a>

  <ul class="list-unstyled">
    <li><a class="btn-floating red"><i class="fas fa-star"></i></a></li>
    <li><a class="btn-floating yellow darken-1"><i class="fas fa-user"></i></a></li>
    <li><a class="btn-floating green"><i class="fas fa-envelope"></i></a></li>
    <li><a class="btn-floating blue"><i class="fas fa-shopping-cart"></i></a></li>
  </ul>
</div>

#javascript #eventos #mouse #css #html

mover un elemento junto al mouse, dentro de un div (eventos de mouse)

let hijo = document.querySelector('.hijo');
let etiqueta = document.querySelectorAll('.etiqueta');
//El metodo .getBoundingClientRect() nos da 
//la posicion de un elemento con respecto al viewport(en numeros).
// tomare la posicion constante del elemento .hijo 
const coords = hijo.getBoundingClientRect();
const j = coords.top; // estamos obteniendo la posicion top en numero
const k = coords.left;

// se aplica forEach para obtener posicion de cada movimiento del mouse
etiqueta.forEach(link => {
// se obtiene la posicion del mouse con la funcion  mover(e)
    function mover(e){
// se calcula la posicion top y left del mouse al cual le restamos
// la posicion del elemento "hijo"; resultado: mouse e "hijo" juntos 
	 let m = e.pageY ;
	 let n = e.pageX ;

	 let t = m - j;
	 let l = n - k;
	 hijo.style.top = t + "px"; // agregando px a los numeros
	 hijo.style.left = l + "px";
    };
// mouseover dice que entro en elemento etiqueta
    link.addEventListener("mouseover",() => {
	hijo.classList.add("edd1");// solo agrega un class que le da color red

	 window.addEventListener("mousemove",mover);// agrega el evento junto a la funcion 
    });

    link.addEventListener("mouseleave",() => {// mouseleave dice que salio del elemento etiqueta
	hijo.classList.remove("edd1"); // le quita un class, que le quita color red
	 window.removeEventListener("mousemove", mover);// remuev el evento
    });
});

/* Simples estilos para delimitar los div*/
.box{
width: 300px;
height: 300px;
border: solid 1px black;
}
.etiqueta{
width:100px;
height:100px;
position: absolute;
left:50px;
top:50px;
background: green;
overflow: hidden;
position:relative;
}
.hijo{
position: absolute;
width: 20px;
height: 20px;
border-radius: 50%;
background-color: blue;
transform: scale(0); /*desaparece el elemento hijo*/
}
.edd1{
background-color: red;
transform: scale(1); /*reaparece el elemento hijo con el mause al centro*/
} 

// un ejemplo con html
<div class="box">
  <div class="etiqueta">
  <div class="hijo"></div>
  </div>
</div>

Component library css link

<link rel="stylesheet" href="https://grapheneui.netlify.app/Components/components.css" />

#php #interesting #interviewquestions #logic

Code to count numbers on your fingers

<?php 
function count_num_finger( $n ) 
{ 
	$r = $n % 8; 
	if ($r == 1) 
		return $r; 
	if ($r == 5) 
		return $r; 
	if ($r == 0 or $r == 2) 
		return 2; 
	if ($r == 3 or $r == 7) 
		return 3; 
	if ($r == 4 or $r == 6) 
		return 4; 
}	 

// Driver Code 
$n = 30; 
echo(count_num_finger($n)); 
 
?>

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