script_4.js

let my_array = ["@jcunniet","@PaulLampon","@Aziliz31","@ssoumier","@marionsouzeau","@gaellombart","@bendarag","@AurelieLebelle","@julienduffe","@thomaspoupeau","@LilyRossignol","@ClairGuedon","@stephanieauguy","@claw_prolongeau","@_JulieMenard","@LColcomb","@Zlauwereys","@MeLonguet","@DorotheeLN","@NolwennCosson","@ADaboval","@Remibaldy","@bderveaux","@amandechap","@ELODIESOULIE","@nbongarcon","@HeloAb","@Panamorama","@gregplou","@BenoitBerthe","@LauraBruneau89","@Anthony_Lieures","@Sharonwaj","@mcsonkin","@pverduzier","@emiliel3","@Julien_MARION","@SophiFay","@bdelombre","@annalecerf","@AdriaBudry","@DejNikolic","@iJaffre","@CyrusleVirus","@GPardigon","@e_vallerey","@IsabelleSouquet","@AudeDavidRossi","@Yoann_Pa","@CeliaPenavaire","@perraultvincent","@cboulate","@JustineWeyl","@Paulinejacot","@juliechab","@aslechevallier","@phnou","@Seb_Pommier","@Alex_Bensaid","@GuillaumeGaven","@annelaurechouin","@Oliviader","@guerricp","@JMMarchaut","@cyceron","@gregory_raymond","@vhunsinger","@l_peillon","@fannyguinochet","@EAssayag","@KibweAdom","@YvonHerry","@JohanGarciajg","@saidlabidi","@lauranneprov","@LeaDavy","@francois_remy","@CGuicheteau","@FloMaillet","@m_perroud","@oBrunet_TSMF","@MoonVdc","@jc2taille","@NellyMoussu","@VirginK","@b_misa","@FabriceCouste","@barbara_prose","@lelia2m","@brunoaskenazi","@laurenechamp","@ysisbox","@juliengagliardi","@PierreLel","@kdeniau","@_TerraInc","@DominicArpin","@antoinfonteneau","@nanotousch","@jb_roch","@YaniKhezzar","@Anne_Bechet","@NCapart","@SamyBenNaceur","@Joumany","@Julietteraynal","@TGiraudet","@SaraTanit","@HappeFrederic","@antoinellorca","@michelpicot","@Sev_Ryne","@bobdobolino","@murdever","@YGrandmontagne","@Mnyo","@EdKOSCIANSKI","@tnoisette","@jankari","@delbello_rom","@rflechaux","@NadiaSorelli","@IT_Digital","@abarbaux","@PhilippeLeroy","@schaptal","@marionspee","@lisavignoli","@ChloeAeberhardt","@MartineJacot","@JuliaPascualita","@curieusedetout","@sgraveleau","@bif_o","@ElisaPineau","@zinebdryef","@apiquard","@pierrehaski","@StephanieDelmas","@Blandine_Garot","@vergara_i","@evan_lebastard","@SophieVclt","@OlivierLevrault","@alicedorgeval","@LouiseMalnoy","@alix_fx","@pierre_baudis","@LucMagoutier","@AgatheMuller","@SGianninelli","@PaulineBoyer33","@NaomiHalll","@romaindlx","@marionbr","@Burtschy","@JacobEtienne","@as_lizzani","@marie_simon","@LaureDaussy","@FabriceAmedeo","@LoubnaChlaikhy","@PlummerWilliam","@OlivierMarin1","@alaurefremont","@mwesfreid","@ChBaDe","@pmathon","@theobaldmarie","@Lnpagesy","@marclandre","@paoliniesther","@Feertchak","@JBLitzler","@GuillaumeErrard","@quentinperinel","@TristanQM","@mlbo","@constancejamet","@LoraTerrazas","@emiliegeffray","@Mathilde_Sd","@CaroPiquet","@DCanivez","@TIM_7375","@blandinelc","@ivanrioufol","@arthurberdah","@SarahLecoeuvre","@guillaume_gui","@DamienMercereau","@W_Chloe","@Assma_MD","@EugenieBastie","@HiTech_lexpress","@bcondominas","@Laurie_Z_","@jeanfrancgerard","@MathieuPagura","@BGUYF","@AlainPiffaretti","@AudreyKucinskas","@julienhory","@Pierrefalga","@TiphThuillier","@cdaniez","@LigerBaptiste","@D_Peras","@julie_dlb","@Fatiha_Temmouri","@julian2lamancha","@GaetaneDeljurie","@JulianMattei","@M_Vicuna","@DeBruynOlivier","@Nehed_Jendoubi","@antoine_grenapi","@ColonnaGen","@VictoriaGairin","@Clement_Lacombe","@TVigoureux","@MargauxObriot","@solinedelos","@RocheSabine","@dangerkens","@EdouardDutour","@MDondeyne","@DupuisNathalie1","@bouscarel","@Mathieu2jean","@Sophie_T_J","@laurentcalixte","@patrockwilliams","@PascaleKremer","@AlexJaquin","@LauraIsaaz","@cath_robin","@Del_Gautherin","@Isaduriez","@lucietuile","@AugeyBastien","@mcastagnet","@AminaKalache","@mvaudano","@CParrot","@ombelinetips","@_JoinLion","@BarbolosiRose","@ToiBruno1","@FloraClodic","@xjbdx","@AlexiaEy","@Emjy_STARK","@elcoco01","@rabilebon","@pflovens_","@FabriceFrossard","@MorganeSERRES","@MarjolaineKoch","@edgarsnow","@SRNLF","@CChassigneux","@KerinecMoran","@NassiraELM","@NewsRicard","@Sandreene","@Emilezrt","@Pierre_Do","@Micode","@CColumelli","@DavidAbiker","@ClementBergantz","@benjaminrabier","@celinekallmann","@edwyplenel","@C_Barbier","@JJBourdin_RMC","@LaurenceFerrari","@aslapix","@IsaMillet","@MaximeSwitek","@tomjoubert","@jszanchi","@roqueeva","@XavierBiseul","@florencesantrot","@AntoineCrochet","@freeman59","@MaudeML","@philippe_gulpi","@mathieum76","@kiouari","@imanemoustakir","@BenedicteMallet","@Emilie_Brouze","@antoinebarret","@_nicolasbocquet","@remibuhagiar","@CourretB","@AymericRobert","@miraelmartins","@pmaniere","@jesuisraphk","@David_Ingram","@pcelerier","@technomedia","@Geraldinedauver","@ThierryLabro","@Newsdusud","@nrauline","@gbregeras","@SCouasnonBFM","@actualites_nrv","@dimitrimoulins","@oli_aura","@FabieChiche","@Vincent_Raimblt","@ChristophGreuet","@PAlbuchay","@MarrauddesGrot","@vtalmon","@cedric","@olivierfrigara","@Julien_Jay","@LydiaBerroyer","@Shuua","@datisdaz","@Steuph","@ameliecharnay","@Bruno_LesNums","@LelloucheNico","@CciliaDiQuinzio","@Elodie_C","@SylvRolland","@Kocobe","@FL_Debes","@jdupontcalbo","@GarciaVictor_","@NicoRichaud","@RHoueix","@simottel","@DamienLicata","@annabelle_L","@Lea_Lejeune","@axel_deb","@marin_eben","@ptiberry","@MatthieuDelach","@sandrinecassini","@benjaminferran","@ppgarcia75","@NotPatrick","@ivalerio","@FabienneSchmitt","@alexgoude","@JeromeColombain","@manhack","@Capucine_Cousin","@Fsorel","@oliviertesquet","@marjoriepaillon","@ginades","@PierreTran","@DelphineCuny","@reesmarc","@lauratenoudji","@ldupin","@carolinedescham","@Lucile_Quillet","@cgabizon","@Allocab","@epenser","@JAGventeprivee","@frwrds","@Laure__Bourdon","@Xavier75","@maximeverner","@s_jourdain","@LoriHelloc"]

function isEpenser(element) {
    return element == "@epenser";
}

function isShortest(element) {
    my_array.sort(function(a, b){
        return a.length - b.length;
      });
    var fifty_shortest = [];
    for (let i = 0; i < 50; i++) {
        fifty_shortest.push(my_array[i]);    
    }
    console.log(fifty_shortest);
}

function findDigit(element)
{
    let count = 0;
    let digit = /[1-9]/g;

    for (let i = 0; i < my_array.length; i++) {
        const element = my_array[i];
        if (element.match(digit) != null)
            count++;
    }
    console.log(count);
}

function findUnderscore(element)
{
    let count = 0;
    for (var index_handle = 0; index_handle < my_array.length; index_handle++) {
      for (var index = 0; index < my_array[index_handle].length; index++) {
        let regex = /_/g;
        if (my_array[index_handle][index].match(regex)) {
          count ++;
        }
      }
    }
  console.log(count);
}

function howManyAude(element)
{
    let count = 0;
    for (let i = 0; i < my_array.length; i++) {
        const element = my_array[i];
        if (element.includes("Aude"))
            count++;
        else if (element.includes("aude"))
            count++;
    }
    console.log(count);
}

function haveUpper(element)
{
    let capitalize = /[A-Z]/g
    let count = 0;
    for (let i = 0; i < my_array.length; i++) {
        const element = my_array[i];
        if (element.match(capitalize))
            count++;
    }
    console.log(count);
}

function startWithUpper(element)
{
    let count = 0;
    let capitalize = /[A-Z]/g
    for (let i = 0; i < element.length; i++) {
        const first_char = element[i][1];
        if (element[i][1].match(capitalize))
            count++;
    }
    console.log(count);
}


console.log("Combien de journaliste ?");
console.log(my_array.length);

console.log("Combien ont un numéro ?");
findDigit();

console.log("Combien de 'Aude' / 'aude' ");
howManyAude();

console.log("Combien commencer par une maj");
startWithUpper(my_array);

console.log("Combien contiennent des majs");
haveUpper();

console.log("Combien ont un '_' ?");
findUnderscore();

console.log("Qui sont les 50 plus petit");
isShortest();

console.log("Tri par ordre alpha' ");
console.log(my_array.sort());

console.log("Trouver Epenser !");
console.log(my_array.findIndex(isEpenser));