How can I format a date string coming from the backend?












-2














I am using Reactjs and ES6 in the frontend. And GraphQL to make some API calls.
I am getting a key named createDate with a value like this:



2017-03-29T07:19:05-07:00



And I need to format it like this:



03/29/2017 07:19 AM it should show AM or PM.



As this is an string and I am not using any library, I expect someone could guide me to a solution...










share|improve this question


















  • 1




    There are many duplicates. Please do some research, write some code and post what you've tried before asking.
    – RobG
    Nov 20 at 23:34


















-2














I am using Reactjs and ES6 in the frontend. And GraphQL to make some API calls.
I am getting a key named createDate with a value like this:



2017-03-29T07:19:05-07:00



And I need to format it like this:



03/29/2017 07:19 AM it should show AM or PM.



As this is an string and I am not using any library, I expect someone could guide me to a solution...










share|improve this question


















  • 1




    There are many duplicates. Please do some research, write some code and post what you've tried before asking.
    – RobG
    Nov 20 at 23:34
















-2












-2








-2







I am using Reactjs and ES6 in the frontend. And GraphQL to make some API calls.
I am getting a key named createDate with a value like this:



2017-03-29T07:19:05-07:00



And I need to format it like this:



03/29/2017 07:19 AM it should show AM or PM.



As this is an string and I am not using any library, I expect someone could guide me to a solution...










share|improve this question













I am using Reactjs and ES6 in the frontend. And GraphQL to make some API calls.
I am getting a key named createDate with a value like this:



2017-03-29T07:19:05-07:00



And I need to format it like this:



03/29/2017 07:19 AM it should show AM or PM.



As this is an string and I am not using any library, I expect someone could guide me to a solution...







javascript date






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Nov 20 at 22:27









Reacting

1,30521228




1,30521228








  • 1




    There are many duplicates. Please do some research, write some code and post what you've tried before asking.
    – RobG
    Nov 20 at 23:34
















  • 1




    There are many duplicates. Please do some research, write some code and post what you've tried before asking.
    – RobG
    Nov 20 at 23:34










1




1




There are many duplicates. Please do some research, write some code and post what you've tried before asking.
– RobG
Nov 20 at 23:34






There are many duplicates. Please do some research, write some code and post what you've tried before asking.
– RobG
Nov 20 at 23:34














2 Answers
2






active

oldest

votes


















0














You can convert the String to a date object first



var d = new Date("2015-03-25T12:00:00-06:30");


Then define a function constructs the string you want to use for representing the date. For example



function dateToString(d) {
var year = d.getFullYear();
var month = d.getMonth() + 1; // getMonth() returns 0-11
.
.
.
return year + "-" + month "-" + ...;


}





share|improve this answer





















  • Using the built–in parser is not recommended due to quirks in various implementations, e.g. Safari incorrectly treats "2015-03-25T12:00:00" as UTC, not local.
    – RobG
    Nov 20 at 23:36





















-1














You could just use Date. Create a Date object with that string and use the available methods to construct the format you want. However, I highly advise using a library like Moment.js. You do NOT want to deal with timezones yourself.






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    2 Answers
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    active

    oldest

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    2 Answers
    2






    active

    oldest

    votes









    active

    oldest

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    active

    oldest

    votes









    0














    You can convert the String to a date object first



    var d = new Date("2015-03-25T12:00:00-06:30");


    Then define a function constructs the string you want to use for representing the date. For example



    function dateToString(d) {
    var year = d.getFullYear();
    var month = d.getMonth() + 1; // getMonth() returns 0-11
    .
    .
    .
    return year + "-" + month "-" + ...;


    }





    share|improve this answer





















    • Using the built–in parser is not recommended due to quirks in various implementations, e.g. Safari incorrectly treats "2015-03-25T12:00:00" as UTC, not local.
      – RobG
      Nov 20 at 23:36


















    0














    You can convert the String to a date object first



    var d = new Date("2015-03-25T12:00:00-06:30");


    Then define a function constructs the string you want to use for representing the date. For example



    function dateToString(d) {
    var year = d.getFullYear();
    var month = d.getMonth() + 1; // getMonth() returns 0-11
    .
    .
    .
    return year + "-" + month "-" + ...;


    }





    share|improve this answer





















    • Using the built–in parser is not recommended due to quirks in various implementations, e.g. Safari incorrectly treats "2015-03-25T12:00:00" as UTC, not local.
      – RobG
      Nov 20 at 23:36
















    0












    0








    0






    You can convert the String to a date object first



    var d = new Date("2015-03-25T12:00:00-06:30");


    Then define a function constructs the string you want to use for representing the date. For example



    function dateToString(d) {
    var year = d.getFullYear();
    var month = d.getMonth() + 1; // getMonth() returns 0-11
    .
    .
    .
    return year + "-" + month "-" + ...;


    }





    share|improve this answer












    You can convert the String to a date object first



    var d = new Date("2015-03-25T12:00:00-06:30");


    Then define a function constructs the string you want to use for representing the date. For example



    function dateToString(d) {
    var year = d.getFullYear();
    var month = d.getMonth() + 1; // getMonth() returns 0-11
    .
    .
    .
    return year + "-" + month "-" + ...;


    }






    share|improve this answer












    share|improve this answer



    share|improve this answer










    answered Nov 20 at 22:42









    Gordan Lin

    73




    73












    • Using the built–in parser is not recommended due to quirks in various implementations, e.g. Safari incorrectly treats "2015-03-25T12:00:00" as UTC, not local.
      – RobG
      Nov 20 at 23:36




















    • Using the built–in parser is not recommended due to quirks in various implementations, e.g. Safari incorrectly treats "2015-03-25T12:00:00" as UTC, not local.
      – RobG
      Nov 20 at 23:36


















    Using the built–in parser is not recommended due to quirks in various implementations, e.g. Safari incorrectly treats "2015-03-25T12:00:00" as UTC, not local.
    – RobG
    Nov 20 at 23:36






    Using the built–in parser is not recommended due to quirks in various implementations, e.g. Safari incorrectly treats "2015-03-25T12:00:00" as UTC, not local.
    – RobG
    Nov 20 at 23:36















    -1














    You could just use Date. Create a Date object with that string and use the available methods to construct the format you want. However, I highly advise using a library like Moment.js. You do NOT want to deal with timezones yourself.






    share|improve this answer


























      -1














      You could just use Date. Create a Date object with that string and use the available methods to construct the format you want. However, I highly advise using a library like Moment.js. You do NOT want to deal with timezones yourself.






      share|improve this answer
























        -1












        -1








        -1






        You could just use Date. Create a Date object with that string and use the available methods to construct the format you want. However, I highly advise using a library like Moment.js. You do NOT want to deal with timezones yourself.






        share|improve this answer












        You could just use Date. Create a Date object with that string and use the available methods to construct the format you want. However, I highly advise using a library like Moment.js. You do NOT want to deal with timezones yourself.







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Nov 20 at 22:32









        Joseph

        85.5k24142185




        85.5k24142185






























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