candid
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hi, I'm new to php. I tried to get sum of two variables using java script. Value of one variable come from a php variable, Other one is a static value. here is the code $price_per_day=100; it displays correctly. but when i try to add it with another variable it displays nothing. Please help me. <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>test</title> <script> var total = 0; var total_extra =<?php echo $price_per_day; ?> var sum1=0; function test(item){ if(item.checked){ total+= parseInt(item.value); }else{ total-= parseInt(item.value); } //alert(total); sum1=parseInt(total)+parseInt(total_extra); document.getElementById('Totalcost').innerHTML = total + " /-"; document.getElementById('car_extra_total').innerHTML=sum1 ; } </script> </head> <body> <div class="checkbox"> <label> <input type="checkbox" name="channelcost" value="10" onClick="test(this);">Excess Protection<span class="right grey">10</span> </label> </div> <div class="checkbox"> <label> <input type="checkbox" name="channelcost" value="50" onClick="test(this);">Additional Driver<span class="right grey">50</span> </label> </div> <div class="checkbox"> <label> <input type="checkbox" name="channelcost" value="30"onClick="test(this);">GPS<span class="right grey">30</span> </label> </div> <div class="checkbox"> <label> <input type="checkbox" name="channelcost" value="30" onClick="test(this);">Child Booster Seat <span class="right grey">30</span> </label> </div> <div class="checkbox"> <label> <input type="checkbox" name="channelcost" value="20" onClick="test(this);">Child Seat <span class="right grey">20</span> </label> </div> <div class="checkbox"> <label> <input type="checkbox" name="channelcost" value="10" onClick="test(this);">Baby Seat <span class="right grey">10</span> </label> </div> <div class="padding20"> <table class="wh100percent size12 bold dark"> <tr> <td>Extras total</td> <td class="textright">$<span id="Totalcost"> </span></td> </tr> </table> <div class="fdash mt10"></div><br/> <span class="size14 dark bold">Total price:</span> <span class="size24 green bold right margtop-5">$<span id="car_extra_total"></span></span> </div> </body> </html>