Daniel Kim W2D2 Checkpoint

Daniel Kim W2D2 Checkpoint

Daniel Kim W2D2 checkPoint

1.
function average (x,y) {
	return (x+y)/2;
}


2.
function greeter (name) {
	return "Hello, " + name + "!";
}

3.a.
function even (x) {
	if(x%2 === 0) {
		return true;
	} else {
		return false;
	};
};

3.b.
function odd (x) {
	if(x%2 === 1) {
		return true;
	} else {
		return false;
	};
};

3.c.
function positive (x) {
	if(x>=0) {
		return true;
	} else {
		return false;
	};
};

3.d.
function negative (x) {
	if(x<0) {
		return true;
	} else {
		return false;
	};
};

4.
function sayHello (language) {
	if (language ==="english") {
		return "Hello!";
	}
	if (language ==="spanish") {
		return "Hola!";
	}
	if (language ==="french") {
		return "Bon Jour!";
	} else {
		return "Try again, sucka!"
	};
};

5.
function validCredentials (username, password) {
	if(username.length>=5 && password.length >=8) {
		return true;
	} else {
		return false;
	}
}

6. 
function repeatString (str, count) {
	if(count===0) {
		return "";
	} else {
		var s = "";
		for(i=0;i<=count;i++) {
			s=s+str;
			return str + repeatString(str, count - 1)
		}
	}
	
}

7. 
function average (array) {
	var start = 0;
	for(i=0; i<=array.length; i++) {
		start=start+array[i];
	}
	return start/array.length;
}


average([9, 8, 7]);
PROBLEM: RESULT COMES BACK AS "NaN"


8.
function countWords (str) {
var x = str.split(" ")
var y =x.length
var z = 
for(i=0; i<=y; i++) {
console.log(x[i]);
}
}

countWords("dd dfdfd fddf dfdf df")
!!!NOT COMPLETE!!