Java Script string.concat()

conact() sting of java script is a interesting sting of this language. without mansion you can declare the value by using this sting.

If you have two different array then you can easily show the the value of sting by using empty string.

fig: concat() string

endswith():

endswith string use for check the last value of the array .If the value is existed in to the last then you can easily identify the position of this value.

if the value is existed in this string then its provide true ,otherwise it will be false