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frew@mclean.com unit3virtualday3 > replaceWithHashTag
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Replace the parameter character with a hashtag in the parameter String.


replaceWithHashTag("Hello", "l") → "He##o"
replaceWithHashTag("Mrs. Frew", "r") → "M#s. F#ew"
replaceWithHashTag("Mississippi", "s") → "Mi##i##ippi"

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public String replaceWithHashTag(String str, char toReplace) { }

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