[JAVA] toCharArray

String str = "Hello World";
char[] charArr = str.toCharArray();

[0] = H
[1] = e
[2] = l
[3] = l
[4] = o
[5] = " "
[6] = "W"
[7] = "o"
[8] = "r"
[9] = "l"
[10] = "d"