Hide or show an element if a word is in a field

text-contains.html

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DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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-->

<!--
add this in the before body section
-->

<script>
const checkString = document.querySelector("#someid");
const checkValue = checkString.textContent.includes("eos");

if (checkValue) {
	checkString.style.display = "block";
} else {
	checkString.style.display = "none";
}
</script>