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sub #7

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ced7a0e
My first push.
Oct 24, 2016
423187c
Merge pull request #1 from nicolas-zozol/master
Ga8 Oct 24, 2016
25f0f80
My second push.
Oct 24, 2016
5f845f7
My second push.
Oct 24, 2016
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1 change: 1 addition & 0 deletions .gitignore
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.idea/
36 changes: 36 additions & 0 deletions src/start.html
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Expand Up @@ -3,8 +3,44 @@
<head>
<meta charset="UTF-8">
<title>Starting JS</title>

</head>
<body>

<h1> hello javascript</h1>

<p> you are so nice!</p>

</body>

<script type="text/javascript" src="http://underscorejs.org/underscore.js">
</script>

<script type="text/javascript">
var array = [2, 4, 6, 18, 10, -3];
var group = _.groupBy(array, function (num) {
return num % 2
});
console.log(group);
console.log(_.max(array));
</script>

<script type=" text/javascript">
var x =1;
for (var i = 1; i < 6; i++) {
x *= i;
}

console.log(x);

function factorielle(x) {
var x2 = 1;
for (var i = 1; i < x+1; i++) {
x2 *= i;
}
return x2;
}
console.log(factorielle(8));

</script>
</html>
3 changes: 3 additions & 0 deletions src/start.js
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var x = 2+2;
console.log(x);

16 changes: 16 additions & 0 deletions src/types/number.js
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var x = 2 ;
console.log(typeof x
);

x=x+0.2;
console.log("x: ",x, typeof x
);

x=parseInt("4");
console.log("x: ",x, typeof x);

var y = parseFloat("2.345");
console.log("y: ",y,typeof y);

var z = parseFloat("ah ah ah");
console.log("z: ",z , typeof z);
38 changes: 38 additions & 0 deletions src/types/string.js
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var string = "hello World";

string +=" !";

console.log("string : ", string);

var index = string.indexOf("lo");
console.log("index of lo : ",index);

string.indexOf("jo");
console.log("index of jo : ",index);

function contains(haystack, needle){
return (haystack.indexOf(needle)>=0);
}

console.log("true ou pas true : ", contains("jack", "ack"), contains("bourde", "h"), contains("jim", "jim"));
console.log("jack is back".includes("ack"));


var hello = "hello world";
var found = hello.search(/orl/);
var alsoFound = hello.search(/world/i);
console.log("found: ", found, "also: ", alsoFound);

var x = /(.)*(world)/i.test("hello World");
console.log("x : ",x);

var strange = /(.)*(world)/i.test("hello World here");
console.log("strange : ",strange);

var moreStrict = /(.)*(world)$/i.test("hello World here");
console.log("moreStrict : ",moreStrict);


console.log("abcdef".substr(1,2)); // returns "bc" : return 2 elements (second parameter) the elements b and the one after b.
console.log("abcdef".substring(1,2)); // returns "b" : substring takes indices. You can remember because it's the only one with an 'i' in the name.