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[JS] Функция checkSpam(str), которая возвращает true, если строка str содержит 'viagra' or 'XXX', а иначе false. Функция должна быть нечувствительна к регистру
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function checkSpam(str) { | |
var firstWord = 'viagra'; | |
var secondWord = 'xxx'; | |
var string = str.toLowerCase(); | |
var result; | |
if (checkTheWord(firstWord) || checkTheWord(secondWord)) { | |
return true; | |
} | |
return false; | |
function checkTheWord(word) { | |
for (var i = 0; i < string.length - 1; i++) { | |
if (string[i] == word[0]) { | |
result = string.slice(i, i + word.length); | |
if (result == word) { | |
return true; | |
} | |
} | |
} | |
} | |
} |
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