done

Author: ParasGupta-BCA

Solar_time.php

@@ -0,0 +1,23 @@
+<?php
+$latitude = 40.7128;
+$longitude = -74.0060;
+$timezoneOffset = -5;
+$dayOfYear = date('z') + 1;
+
+function equationOfTime($dayOfYear) {
+    $B = 2 * M_PI * ($dayOfYear - 81) / 364;
+    return 9.87 * sin(2 * $B) - 7.53 * cos($B) - 1.5 * sin($B);
+}
+
+function solarNoon($longitude, $timezoneOffset, $dayOfYear) {
+    $EoT = equationOfTime($dayOfYear);
+    return 12 + ($timezoneOffset - $longitude / 15) - $EoT / 60;
+}
+
+$solarNoon = solarNoon($longitude, $timezoneOffset, $dayOfYear);
+
+echo "Latitude: $latitude°\n";
+echo "Longitude: $longitude°\n";
+echo "Day of Year: $dayOfYear\n";
+echo "Local Solar Noon: " . gmdate("H:i", $solarNoon * 3600) . "\n";
+?>

age.php

@@ -0,0 +1,23 @@
+<?php
+date_default_timezone_set("Asia/Kolkata");
+
+// Fixed birth date: 26 November 2005
+$birth = strtotime("2005-11-26 00:00:00");
+$now   = time();
+
+$seconds = $now - $birth;
+$minutes = floor($seconds / 60);
+$hours   = floor($seconds / 3600);
+$days    = floor($seconds / 86400);
+
+echo "<h2>Age Calculator</h2>";
+
+echo "<h3>Current Date & Time:</h3>";
+echo date("Y-m-d H:i:s", $now);
+
+echo "<h3>Total Age Since 26 Nov 2005:</h3>";
+echo "Days: $days <br>";
+echo "Hours: $hours <br>";
+echo "Minutes: $minutes <br>";
+echo "Seconds: $seconds <br>";
+?>

location.php

@@ -0,0 +1,53 @@
+<?php
+// -------------------------------
+// 1. SET LATITUDE & LONGITUDE
+// -------------------------------
+
+// You can change these values
+$latitude = 28.6139;   // Example: Delhi
+$longitude = 77.2090;
+
+
+// -------------------------------
+// 2. SET TIMEZONE BASED ON LONGITUDE
+// -------------------------------
+// 360° = 24 hours
+// 15° = 1 hour
+
+$timezoneOffset = round($longitude / 15);
+
+// Create timezone name like UTC+5 or UTC-3
+if ($timezoneOffset >= 0) {
+    $timezoneName = "Etc/GMT-" . $timezoneOffset;
+} else {
+    $timezoneName = "Etc/GMT+" . abs($timezoneOffset);
+}
+
+// Set timezone
+date_default_timezone_set($timezoneName);
+
+
+// -------------------------------
+// 3. GET CURRENT DATE & TIME
+// -------------------------------
+
+$currentDate = date("Y-m-d");
+$currentTime = date("H:i:s");
+$dayName     = date("l");
+
+
+// -------------------------------
+// 4. DISPLAY RESULTS
+// -------------------------------
+
+echo "<h2>Location Information</h2>";
+echo "Latitude: " . $latitude . "<br>";
+echo "Longitude: " . $longitude . "<br><br>";
+
+echo "<h3>Date & Time Details</h3>";
+echo "Timezone: " . $timezoneName . "<br>";
+echo "Current Date: " . $currentDate . "<br>";
+echo "Current Time: " . $currentTime . "<br>";
+echo "Day: " . $dayName . "<br>";
+
+?>