var sum = 0 for (var i=0; i<10; i++){ sum +=i; } alert(sum);
var sum = 0for (var i=0; i |
免责声明:本内容仅代表回答会员见解不代表天盟观点,请谨慎对待。
版权声明:作者保留权利,不代表天盟立场。
|
|
|
|
第一步:sum+=0,sum=0+0=0
第二步:sum+=1,sum=0+1=1
第三步:sum+=2,sum=1+2=3
第四步:sum+=3,sum=3+3=6
.
.
.
第十步:sum+=9,sum=36+9=45
第十一步:i是10,不符合i |
|
|
|
|
DSCZPLOXAXG
KNOXHXGPSPL
XZUSBQADZJS
RKQIYEHOOIV
EQQTXLBHBYL
QGJWZZZYYIB
JYOIRSMSSVF
VEKEKJYEIFL
IBGTGJXBEWC
NGMMKUOWAWU
ZNGLISIZGJL
DXXRONADNWY
REVFSLMUGGK
PLFIRIIYYSG
PRQKPSSGWAQ
KTCAALEFLWC
XXWQXRNKINK
IMWADOBBOHR
AMMQWRDUQAK
FQJGJDXDDWG
PSZSVDXQEHH
YBCXADLRHRU
CILOLOUHUES
RGHANTUOKOU
IBYBKEILTDW
XKXHEOBYBDQ
YBZZNCCWCWR
DTCGZDNOBUX
FHPSPLOVOCZ
FEYSXHEEBEX
SMWAGTCCWMZ
DGCVYSZZMVI
ZOXAKZVFIEH
AEOKZWSIEOK
CEHQAQGCLOQ
JEWZBENQTCX
NWZCQMWZBZC
OQBVSIFWSOE
HJGRTKHWMPD
MHXUENKNCRU
WZUAAKTCSFI
HSXKOOQHOXH
BURFGAMZGJF
SZAOLIFLFYY
NVSOLTQAJGV
KNDNPLOLUKG
ADEBKAPSVZC
NWFIKUDGCMP
EAQUDZQMVLM
ZHPFCFOXAXA
FIYHXNCYCLI
JMWGCSBRURT
FBRUQHKGJFB
CYUEAWHQTBY
YNQAQGVTCSB
DGQGJNKHQTW
OROEGDMVRHX
WMBFCYRBBZS
XJLYYIHYBLR
LLUERFCZJMM
BEREAXHNHXU
EXEHXHBMTGK
YGXGILORUEI
SOFCKAXOKOD
KHEBQUKNXGP
EAXZXZQTJSX
NILIGJSIEHX
NJTBYNXTDZV
ACSDMCRUEHZ
TJJGVEOKXDN
CYVSHDMVYVL
GIYIYUKACZP
CEBEAKUDAEI
CXSWZPLBDAQ
AKBEUKGJSIX
XSISPQGCSPT
DMXAJHJSVEB
BJZDAQGCFIY
AILIRHVSORH
MILVRNWGQND |
|
|
|
|
代码是自上而下的执行,for语句块执行完毕后才执行alert语句 |
|
|
|
|