LoopOverCharArray in JSONStringify

[agentgt]

json5/src/main/java/at/syntaxerror/json5/JSONStringify.java

Line 291 in 6f28558

for(char c : string.toCharArray()) {

[WARNING] JSONStringify.java:[249,2] [LoopOverCharArray] toCharArray allocates a new array, using charAt is more efficient
    (see https://errorprone.info/bugpattern/LoopOverCharArray)
  Did you mean 'for (int i = 0; i < string.length(); i++) { char c = string.charAt(i);if (c == qt) {'?