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Soma notas com JS melhorado - Davidson Web - PHP Brasil - Facebook - https://www.facebook.com/groups/nao.tem.biscoito/permalink/10161478291675160/
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| <html> | |
| <body> | |
| <script> | |
| function getElements(tipo, linha){ | |
| return document.querySelectorAll("input[id^='" + tipo + "-" + linha + "-']"); | |
| } | |
| function soma(campos, media){ | |
| let soma = 0; | |
| for(let i = 0; i < campos.length; i++){ | |
| const valor = campos[i].value * 1; | |
| if(valor >= 0 && valor < 11) | |
| soma += campos[i].value * 1; | |
| } | |
| return media ? soma / campos.length : soma; | |
| } | |
| function somaAts(linha) { | |
| document.getElementById("nt-" + linha + "-1").value = soma(getElements("at",linha), false); | |
| } | |
| function somaNts(linha){ | |
| document.getElementById("mb-" + linha).value = soma(getElements("nt", linha), true); | |
| } | |
| function monitoraEventos(linha){ | |
| getElements("at",linha).forEach(elem => elem.addEventListener("change",function() { somaAts(linha); })); | |
| document.getElementById("nt-" + linha + "-2").addEventListener("change", function(){ somaNts(linha); }); | |
| } | |
| </script> | |
| <?php | |
| foreach($linha => $i=>$valores){ | |
| ?> | |
| <form> | |
| <input id="at-<?php echo $i; ?>-1" type="number" min="0" max="10"> | |
| <input id="at-<?php echo $i; ?>-2" type="number" min="0" max="10"> | |
| <input id="at-<?php echo $i; ?>-3" type="number" min="0" max="10"> | |
| <input id="at-<?php echo $i; ?>-4" type="number" min="0" max="10"> | |
| <input id="at-<?php echo $i; ?>-5" type="number" min="0" max="10"> | |
| <input id="nt-<?php echo $i; ?>-1" readonly><br> | |
| <input id="nt-<?php echo $i; ?>-2" type="number" min="0" max="10"><br> | |
| <input id="mb-<?php echo $i; ?>" readonly><br> | |
| <script>monitoraEventos(<?php echo $i; ?>);</script> | |
| </form> | |
| <?php } ?> | |
| </body> | |
| </html> |
TODO: colocar no input o type="number" para só aceitar números, colocar min="0" e max="10"
Feito!
TODO: limitar o valor pelo JS também!
Feito!
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Feito!
TODO: limitar o valor pelo JS também!