how to initialize a variable to the type "double" in ruby -
like in c , c++
double x how in ruby ?
or in type float?
i want run
x=5/2 then
x=2.5 instead of
x=2
if 1 operands float, result float too.
5 / 2.0 # => 2.5 Change php variable from jquery value using ajax (same page) -
what i'm trying this: i've php global variable $currentid , simple jquery script check if there "id" (page) in hash of url , if yes wanted give value $currentid . i've been reading lot , notice shall use ajax i'm not managing it. my code is: <script type="text/javascript"> $(document).ready(function(){ if (parent.location.hash != '' ) { var thecurrentid = parent.location.hash.split('#')[1]; $.ajax({ url: 'my.php', //current page type: 'post', data: {theid: thecurrentid }, datatype: 'json', success: function () { } }); } // code here }); </script> could me please? thank in advance. php server side language, meaning once has sent data browser, php variables , data cannot changed... however, using ajax, can send request php page , change data in dom based on result. consider th...
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