javascript - How to get the object property dynamically in the run time using the name of the property -

i have object structured below.

enter image description here

now intention capitals/state value on run time dynamically using property name, example.

var propertyname='capitals'; json.parse(valuelist)[0].propertyname;

how achieve this. thanks.

you can use bracket notation([]) object selector

var propertyname='capitals'; json.parse(valuelist)[0][propertyname];

for more bracket notation : visit here

JVParth