structix/intecsync
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structix
2019-05-19 11:58:44 +02:00
parent 6eb0bc0b89
commit f7d2e67d5d
1 changed files with 14 additions and 4 deletions
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18
uebung3/farbenlehre.html
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@@ -26,6 +26,16 @@
btn.addEventListener("click", updateTable); btn.addEventListener("click", updateTable);
function toHex(farbstring) {
let tempint = parseInt(farbstring);
let temphex = tempint.toString(16);
if (tempint < 16) {
//hex Zahl hat nur eine Stelle
temphex = "0" + temphex;
}
return temphex;
}
function updateTable() { function updateTable() {
let table = document.getElementById("farben"); let table = document.getElementById("farben");
let row = table.insertRow(0); let row = table.insertRow(0);
@@ -38,10 +48,10 @@
let g = gruen.value; let g = gruen.value;
let b = blau.value; let b = blau.value;
cell1.innerHTML = r; cell1.innerHTML = toHex(r);
cell2.innerHTML = g; cell2.innerHTML = toHex(g);
cell3.innerHTML = b; cell3.innerHTML = toHex(b);
cell4.innerHTML = "farbwert"; cell4.innerHTML = "#" + toHex(r) + toHex(g) + toHex(b);
} }
</script> </script>