Javascript 学习笔记1
Javascript 学习笔记1 所有有“注意”的地方都是曾犯过的错误,要Ctrl+F搜索出来反复强化。 了解几个固有功能: 1. myString.substring(1,2); //extract substring 2. confirm("Do you want to continue?"); //ask user for confirm 3. prompt("What's your age?"); //ask user for type in 4. console.log("Hello worldd!"); //Print out the content 5. var myVariable; //declare a variable 6. declare a function: //声明一个函数: var myFunktion = function(input_num){ var val = input_num/3; console.log(val); }; // use myFunktion: myFunktion(6); //又如:======== var greeting = function(name){ console.log("Great to see you," + " my dear " + name); }; greeting("sonictl"); =========================== 7. 声明一个空数组: var hits = []; 8.
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