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validityState.valueMissing
validityState.typeMismatch
validityState.patternMismatch
validityState.tooLong
validityState.tooShort
validityState.rangeUnderflow
validityState.rangeOverflow
validityState.stepMismatch
validityState.badInput
validityState.valid
validityState.customError
ãããã®è«çåããããã£ã§ã¯ãããããtrue
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function validate(input) {
let validityState_object = input.validity;
if (validityState_object.valueMissing) {
input.setCustomValidity("å¤ãå¿
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} else if (validityState_object.rangeUnderflow) {
input.setCustomValidity("å¤ãä½ããã¾ã");
} else if (validityState_object.rangeOverflow) {
input.setCustomValidity("å¤ãé«ããã¾ã");
} else {
input.setCustomValidity("");
}
}
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const nameInput = document.querySelector("input");
nameInput.addEventListener("input", () => {
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nameInput.checkValidity();
});
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nameInput.setCustomValidity("ååãå
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);
}
});
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