MDL-64151 forms: select element without selection
authorMarina Glancy <marina@moodle.com>
Wed, 24 Apr 2019 09:34:13 +0000 (11:34 +0200)
committerMarina Glancy <marina@moodle.com>
Wed, 24 Apr 2019 09:34:13 +0000 (11:34 +0200)
commit3340758b980648ac724432bac0f3c5d6634cf532
tree0ea720b0d65b66f6d223178afc9ddd5cc7e81d18
parent5b0aa01faea31993f979a067f3ef06b256f706c5
MDL-64151 forms: select element without selection

Select element that is not multiple should export null when nothing is
selected. If the element is displayed there will always be something
selected.
lib/form/select.php