Substring method not working with API data












0















$("#billing_myfield16").val([data.dossiernummer]);


Via an API i auto fill the field with the ID #billing_myfield16. This code works perfectly fine so dont worry about that. The problem is, I just want the first 3 characters of whatever is stored in [data.dossiernummer]. The following code did not work for me.



$("#billing_myfield16").val([data.dossiernummer].substring(0,4) );


It didnt work.










share|improve this question


















  • 1





    What is [data.dossiernummer] supposed to be? It looks like an array to me, which does not have a substring method... Maybe data.dossiernummer is the string you are looking for?

    – Stefan Neubert
    Nov 23 '18 at 14:13








  • 2





    "It didnt work" is a virtually meaningless problem statement. What did it do? What errors were thrown in console? That error should be big clue

    – charlietfl
    Nov 23 '18 at 14:15













  • Can we see the value of data.dossiernummer? Also, try to code in English, even though you're Dutch ;)

    – Wimanicesir
    Nov 23 '18 at 14:22











  • "".substring(0,3)? The second argument is the index of the first character to exclude from the returned substring :)

    – freddyrobinson
    Nov 23 '18 at 14:26


















0















$("#billing_myfield16").val([data.dossiernummer]);


Via an API i auto fill the field with the ID #billing_myfield16. This code works perfectly fine so dont worry about that. The problem is, I just want the first 3 characters of whatever is stored in [data.dossiernummer]. The following code did not work for me.



$("#billing_myfield16").val([data.dossiernummer].substring(0,4) );


It didnt work.










share|improve this question


















  • 1





    What is [data.dossiernummer] supposed to be? It looks like an array to me, which does not have a substring method... Maybe data.dossiernummer is the string you are looking for?

    – Stefan Neubert
    Nov 23 '18 at 14:13








  • 2





    "It didnt work" is a virtually meaningless problem statement. What did it do? What errors were thrown in console? That error should be big clue

    – charlietfl
    Nov 23 '18 at 14:15













  • Can we see the value of data.dossiernummer? Also, try to code in English, even though you're Dutch ;)

    – Wimanicesir
    Nov 23 '18 at 14:22











  • "".substring(0,3)? The second argument is the index of the first character to exclude from the returned substring :)

    – freddyrobinson
    Nov 23 '18 at 14:26
















0












0








0








$("#billing_myfield16").val([data.dossiernummer]);


Via an API i auto fill the field with the ID #billing_myfield16. This code works perfectly fine so dont worry about that. The problem is, I just want the first 3 characters of whatever is stored in [data.dossiernummer]. The following code did not work for me.



$("#billing_myfield16").val([data.dossiernummer].substring(0,4) );


It didnt work.










share|improve this question














$("#billing_myfield16").val([data.dossiernummer]);


Via an API i auto fill the field with the ID #billing_myfield16. This code works perfectly fine so dont worry about that. The problem is, I just want the first 3 characters of whatever is stored in [data.dossiernummer]. The following code did not work for me.



$("#billing_myfield16").val([data.dossiernummer].substring(0,4) );


It didnt work.







javascript ajax






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Nov 23 '18 at 14:10









Kevin TestKevin Test

435




435








  • 1





    What is [data.dossiernummer] supposed to be? It looks like an array to me, which does not have a substring method... Maybe data.dossiernummer is the string you are looking for?

    – Stefan Neubert
    Nov 23 '18 at 14:13








  • 2





    "It didnt work" is a virtually meaningless problem statement. What did it do? What errors were thrown in console? That error should be big clue

    – charlietfl
    Nov 23 '18 at 14:15













  • Can we see the value of data.dossiernummer? Also, try to code in English, even though you're Dutch ;)

    – Wimanicesir
    Nov 23 '18 at 14:22











  • "".substring(0,3)? The second argument is the index of the first character to exclude from the returned substring :)

    – freddyrobinson
    Nov 23 '18 at 14:26
















  • 1





    What is [data.dossiernummer] supposed to be? It looks like an array to me, which does not have a substring method... Maybe data.dossiernummer is the string you are looking for?

    – Stefan Neubert
    Nov 23 '18 at 14:13








  • 2





    "It didnt work" is a virtually meaningless problem statement. What did it do? What errors were thrown in console? That error should be big clue

    – charlietfl
    Nov 23 '18 at 14:15













  • Can we see the value of data.dossiernummer? Also, try to code in English, even though you're Dutch ;)

    – Wimanicesir
    Nov 23 '18 at 14:22











  • "".substring(0,3)? The second argument is the index of the first character to exclude from the returned substring :)

    – freddyrobinson
    Nov 23 '18 at 14:26










1




1





What is [data.dossiernummer] supposed to be? It looks like an array to me, which does not have a substring method... Maybe data.dossiernummer is the string you are looking for?

– Stefan Neubert
Nov 23 '18 at 14:13







What is [data.dossiernummer] supposed to be? It looks like an array to me, which does not have a substring method... Maybe data.dossiernummer is the string you are looking for?

– Stefan Neubert
Nov 23 '18 at 14:13






2




2





"It didnt work" is a virtually meaningless problem statement. What did it do? What errors were thrown in console? That error should be big clue

– charlietfl
Nov 23 '18 at 14:15







"It didnt work" is a virtually meaningless problem statement. What did it do? What errors were thrown in console? That error should be big clue

– charlietfl
Nov 23 '18 at 14:15















Can we see the value of data.dossiernummer? Also, try to code in English, even though you're Dutch ;)

– Wimanicesir
Nov 23 '18 at 14:22





Can we see the value of data.dossiernummer? Also, try to code in English, even though you're Dutch ;)

– Wimanicesir
Nov 23 '18 at 14:22













"".substring(0,3)? The second argument is the index of the first character to exclude from the returned substring :)

– freddyrobinson
Nov 23 '18 at 14:26







"".substring(0,3)? The second argument is the index of the first character to exclude from the returned substring :)

– freddyrobinson
Nov 23 '18 at 14:26














1 Answer
1






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oldest

votes


















0














So I made a mistake in my attempt.



Instead of $("#billing_myfield16").val([data.dossiernummer].substring(0,4) );



I should have done



$("#billing_myfield16").val([data.dossiernummer.substring(0,3)]);


Which makes sense, seeing data.dossiernummer contains the string i'm trying to substract.






share|improve this answer


























  • This would return the first 4 characters. Also, you don't need the square brackets when setting the value.

    – freddyrobinson
    Nov 23 '18 at 14:48











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1 Answer
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1 Answer
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active

oldest

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0














So I made a mistake in my attempt.



Instead of $("#billing_myfield16").val([data.dossiernummer].substring(0,4) );



I should have done



$("#billing_myfield16").val([data.dossiernummer.substring(0,3)]);


Which makes sense, seeing data.dossiernummer contains the string i'm trying to substract.






share|improve this answer


























  • This would return the first 4 characters. Also, you don't need the square brackets when setting the value.

    – freddyrobinson
    Nov 23 '18 at 14:48
















0














So I made a mistake in my attempt.



Instead of $("#billing_myfield16").val([data.dossiernummer].substring(0,4) );



I should have done



$("#billing_myfield16").val([data.dossiernummer.substring(0,3)]);


Which makes sense, seeing data.dossiernummer contains the string i'm trying to substract.






share|improve this answer


























  • This would return the first 4 characters. Also, you don't need the square brackets when setting the value.

    – freddyrobinson
    Nov 23 '18 at 14:48














0












0








0







So I made a mistake in my attempt.



Instead of $("#billing_myfield16").val([data.dossiernummer].substring(0,4) );



I should have done



$("#billing_myfield16").val([data.dossiernummer.substring(0,3)]);


Which makes sense, seeing data.dossiernummer contains the string i'm trying to substract.






share|improve this answer















So I made a mistake in my attempt.



Instead of $("#billing_myfield16").val([data.dossiernummer].substring(0,4) );



I should have done



$("#billing_myfield16").val([data.dossiernummer.substring(0,3)]);


Which makes sense, seeing data.dossiernummer contains the string i'm trying to substract.







share|improve this answer














share|improve this answer



share|improve this answer








edited Nov 23 '18 at 14:49

























answered Nov 23 '18 at 14:35









Kevin TestKevin Test

435




435













  • This would return the first 4 characters. Also, you don't need the square brackets when setting the value.

    – freddyrobinson
    Nov 23 '18 at 14:48



















  • This would return the first 4 characters. Also, you don't need the square brackets when setting the value.

    – freddyrobinson
    Nov 23 '18 at 14:48

















This would return the first 4 characters. Also, you don't need the square brackets when setting the value.

– freddyrobinson
Nov 23 '18 at 14:48





This would return the first 4 characters. Also, you don't need the square brackets when setting the value.

– freddyrobinson
Nov 23 '18 at 14:48




















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