709-to-lower-case

DevGod

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Caution

DevGod needs to write an editorial for this problem!

c

char* toLowerCase(char* s) {
    for(int i = 0; s[i]; i++){
        s[i] = tolower(s[i]);
    }
    return s;
}

js

/**
 * @param {string} s
 * @return {string}
 */
var toLowerCase = function(s) {
    return s.toLowerCase();
};