37 lines
736 B
HTML
37 lines
736 B
HTML
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<!DOCTYPE,html>
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>JavascriptExo2</title>
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<script type="text/javascript">
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function somme(compter) {
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var i=1
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var somme=0;
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if (i<=0)
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{
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alert("Veuillez saisir un entier positif non nul.")
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}
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else
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{
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somme=i;
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document.write("Pour i = "+i+"--> somme = "+somme+"<br/>")
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while(i<compter)
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{
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i=i+1;
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somme=somme+i;
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document.write("\n"+"Pour i = "+i+"--> somme = "+somme+"<br/>");
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}
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}
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}
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</script>
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</head>
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<body>
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<script type="text/javascript">
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var compter=0;
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compter=prompt("Donnez moi un entier positif non nul: ", "");
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somme(compter);
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</script>
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</body>
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</html>
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