alt-require.md

id	title	keywords
alt-require	alt-require	alt image accessibility

Alt of img must be present and alt of area[href] and input[type=image] must be set with a value.

Level: warning

Config value

1. true: enable rule
2. false: disable rule

The following pattern are not considered rule violations:

<img src="test.png" alt="test" />
<input type="image" alt="test" />
<area shape="circle" coords="180,139,14" href="test.html" alt="test" />

The following pattern is considered a rule violation:

<img src="test.png" />
<input type="image" />
<area shape="circle" coords="180,139,14" href="test.html" />