Contract Replace Selected Option For Free

Step 2 - disable first option by code$( "#category option:first-child" ) - select first child (option in this case) of select menu with id of category . first-child-selector docs.attr("disabled","disabled"); - set disable attribute by jquery. jQuery attr() Method docs // disable attribute docs.

You can select on any attribute and its value by using the attribute selector attributename=optionalvalue , so in your case you can select the option and set the selected attribute. $("div. id_100 > select > optionvalue=" + value + "").

The only way to change the strike price for a trade is to offset that trade and then buy or sell an option at a different strike price.For a call option, the purchaser can buy the security at the strike price, while for a put option, the purchaser can sell at that strike price.

Originally Answered: Indian Stock Market: What happens if I don't sell my options (derivatives) before their expiry? If you don't sell your option position before expiry and it's Out of money option it will square off automatically. In your case ,its Out of money option then it's zero.

If the stock finishes between $20 and $22, the call option will still have some value, but overall the trader will lose money. And below $20 per share, the option expires worthless and the call buyer loses the entire investment.

All you need to do is v-model=selected and set the default value in your data - just like what you did.

If a position is not exercised, assigned, or closed before expiration, several things can happen. First, if the option is out of the money, it has no value and there is nothing to do. It will expire worthless, which is likely good news for the seller and not such a favorable development for the buyer.