<commit_before><pre>
<code id='static-js'>var array1 = [1, 2, 3];

var array2 = array1.shift();

console.log(array1);
// expected output: Array [2, 3]

console.log(array2);
// expected output: 1
</code>
</pre><commit_msg>Fix issue #416, rename array2 to firstElement (#445)<commit_after><pre>
<code id='static-js'>var array1 = [1, 2, 3];

var firstElement = array1.shift();

console.log(array1);
// expected output: Array [2, 3]

console.log(firstElement);
// expected output: 1
</code>
</pre>
{'fraction_non_alphanumeric': 0.1926977687626775, 'fraction_numerical': 0.05476673427991886, 'mean_word_length': 4.880952380952381, 'pattern_counts': {'":': 0, '<': 11, '<?xml version=': 0, '>': 11, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '2261651', 'n_tokens_mistral': 195, 'n_tokens_neox': 179, 'n_words': 50}