It can be done as follows :
SELECT * FROM `table_name` WHERE `request_id` IN ('value1','value2','value3','value4');The benefit of using IN() is that it can process data more faster than using OR condition.
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How to remove one element from the last of the array?
It’s as follows :
@coins = ("Quarter","Dime","Nickel");
pop(@coins);
O/p
@coins = Dollar Quarter Dime
How to add one element at the beginning of the array?
It’s as follows :
@coins = ("Quarter","Dime","Nickel");
unshift(@coins, "Dollar");
O/p
3. @coins = Dollar Quarter Dime Nickel
How to add an element at the end of the array?
It’s as follows :
@coins = ("Quarter","Dime","Nickel");
push(@coins, "Penny");O/p
@coins = Quarter Dime Nickel Penny
how to Select All / Deselect All options in multiple select box using java script?
It’s as follows :
functionlistbox_selectall(listID, isSelect) {varlistbox = document.getElementById(listID);for(varcount=0; count < listbox.options.length; count++) {listbox.options[count].selected = isSelect;}}
onclick="listbox_selectall('countryList',true)"//select all the options
(or)
onclick="listbox_selectall('countryList',false)"//deselect all the options
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