Vim li cas kev kaw tseem ceeb?

Cov txheej txheem:

Vim li cas kev kaw tseem ceeb?
Vim li cas kev kaw tseem ceeb?

Video: Vim li cas kev kaw tseem ceeb?

Video: Vim li cas kev kaw tseem ceeb?
Video: Tshuaj theem vim li cas thiaj tau nqi ?/ Siv kho mob dab tsi?/paris polyphylla use for? 2024, Hlis ntuj nqeg
Anonim

Kaw yog qhov tseem ceeb vim lawv tswj qhov yog thiab tsis nyob rau hauv qhov tshwj xeeb hauv kev ua haujlwm, nrog rau cov kev sib txawv uas tau sib koom ntawm cov kwv tij ua haujlwm hauv tib qhov muaj peev xwm.

Qhov kev kaw yog dab tsi?

Lub hom phiaj ntawm kev kaw yog tsim kom khaws lub xeev; yog li lub npe kaw - nws kaw dhau lub xeev.

Qhov zoo ntawm kev siv kaw yog dab tsi?

1. Los ntawm kev siv qhov kaw peb tuaj yeem muaj qhov hloov pauv ntiag tug uas muaj txawm tias tom qab ua haujlwm tiav lawm. 2. Nrog rau kev ua haujlwm kaw peb tuaj yeem khaws cov ntaub ntawv sib cais, thiab faib nws tsuas yog qhov tsim nyog.

Yog xav tau kaw?

Kev xav tau kaw tsis yog siv rau kev sib raug zoo Kev tuag ntawm tus neeg hlub, kev poob haujlwm, xwm txheej lossis txoj hauv kev ntawm lub neej yog lwm yam piv txwv ntawm kev mob siab kawg. Kev tso tseg tej yam uas ib zaug tseem ceeb tuaj yeem nyuaj, thiab ntau tus neeg nrhiav kev kaw hauv qhov ua li ntawd.

Kev kaw yog dab tsi thiab qhov zoo ntawm kev siv kaw yog dab tsi?

Kaw yuav tsum ua li cas javascript raug ntsuas. Hais nws lwm txoj hauv kev, vim yog cov kev xaiv scopes (piv txwv li lexical scope) cov javascript designers tau ua, kaw tau. Qhov kom zoo dua ntawm kev kaw hauv javascript yog uas nws tso cai rau koj los khi qhov sib txawv rau cov ntsiab lus ua tiav.

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