var xvar mycars new Array()mycars[0] “Saab”mycars[1] “Volvo”mycars[2] “BMW”for (x in mycars){document.write(mycars[x] “”)} 
长河君 · 2026/10/4 23:42:31 · 阅读 1.2k for in
var xvar mycars new Array()mycars[0] “Saab”mycars[1] “Volvo”mycars[2] “BMW”for (x in mycars){document.write(mycars[x] “”)}